| 2023 | ||||
| (Eugene, Oregon, July 9) | ||||
| 1. | Rai Benjamin (Nike) | 46.62 | ||
| 2. | CJ Allen (Asics) | 48.18 | ||
| 3. | Trevor Bassitt (unattached) | 48.26 | ||
| 4. | Khallifah Rosser (Nike) | 48.77 | ||
| 5. | Taylor McLaughlin (unattached) | 49.14 | ||
| 6. | James Smith (Texas A&M) | 49.56 | ||
| 7. | David Kendziera (unattached) | 49.74 | ||
| 8. | Quivell Jordan-Bacot (Tracksmith) | 50.73 | ||
| 2022 | ||||
| (Eugene, Oregon, June 26) | ||||
| 1. | Rai Benjamin (Nike) | 47.04 | ||
| 2. | Trevor Bassitt (Ashland) | 47.47 | ||
| 3. | Khallifah Rosser (Nike) | 47.65 | ||
| 4. | CJ Allen (TAG) | 48.17 | ||
| 5. | Quincy Hall (adidas) | 48.33 | ||
| 6. | Amere Lattin (adidas) | 48.53 | ||
| 7. | Aldrich Bailey (unattached) | 49.43 | ||
| 8. | Quincy Downing (Tracksmith) | 50.09 | ||
| 2021 | ||||
| (Eugene, Oregon, June 26) | ||||
| 1. | Rai Benjamin (Nik) | 46.83 | ||
| 2. | Kenny Selmon (unat) | 48.08 | ||
| 3. | David Kendziera (unat) | 48.38 | ||
| 4. | Aldrich Bailey (unat) | 48.55 | ||
| 5. | Khallifah Rosser (unat) | 48.81 | ||
| 6. | Isaiah Levingston (Ok) | 49.25 | ||
| 7. | Cameron Samuel (USC) | 49.27 | ||
| 8. | Trevor Bassitt (Ash) | 50.03 | ||
| 2020 | ||||
| (meet scheduled for Eugene, Oregon, but canceled by pandemic) |
| 2019 | ||||
| (Des Moines, Iowa, July 27) | ||||
| 1. | Rai Benjamin (Nik) | 47.23 | ||
| 2. | TJ Holmes (Nik) | 48.58 | ||
| 3. | Amere Lattin (Hous) | 48.66 | ||
| 4. | Norman Grimes (TxT) | 48.68 | ||
| 5. | David Kendziera (unat) | 48.69 | ||
| 6. | Byron Robinson (adi) | 49.09 | ||
| 7. | Khallifah Rosser (unat) | 49.14 | ||
| 8. | Kerron Clement (Nik) | 50.08 | ||
| 2018 | ||||
| (Des Moines, Iowa, June 23) | ||||
| 1. | Kenny Selmon (NC) | 48.21 | ||
| 2. | TJ Holmes (Nik) | 48.51 | ||
| 3. | Khallifah Rosser (CSLA) | 48.65 | ||
| 4. | Bershawn Jackson (Nik) | 49.14 | ||
| 5. | David Kendziera (Il) | 49.22 | ||
| 6. | CJ Allen (unat) | 49.58 | ||
| 7. | Byron Robinson (adi) | 49.79 | ||
| dnc. | Taylor McLaughlin (Mi) | |||
| 2017 | ||||
| (Sacramento, California, June 25) | ||||
| 1 | Eric Futch (Fl) | 48.18 | ||
| 2 | Michael Stigler (adi) | 48.26 | ||
| 3 | TJ Holmes (Fl) | 48.44 | ||
| 4 | Byron Robinson (Tx) | 48.50 | ||
| 5 | Johnny Dutch (unat) | 48.60 | ||
| 6 | Quincy Downing (unat) | 48.70 | ||
| 7 | Kerron Clement (Nik) | 48.91 | ||
| 8 | Bershawn Jackson (Nik) | 49.51 | ||
| 2016 | ||||
| (Eugene, Oregon, July 10) | ||||
| 1 | Kerron Clement (Nik) | 48.50 | ||
| 2 | Byron Robinson (Tx) | 48.79 | ||
| 3 | Michael Tinsley (adi) | 48.82 | ||
| 4 | Ricky Babineaux (CLAth) | 48.88 | ||
| 5 | Johnny Dutch (unat) | 48.92 | ||
| 6 | Quincy Downing (unat) | 49.60 | ||
| 7 | Bershawn Jackson (Nik) | 49.96 | ||
| dq | Jeshua Anderson (unat) | |||
| 2015 | ||||
| (Eugene, Oregon, June 27) | ||||
| 1 | Bershawn Jackson (Nik) | 48.29 | ||
| 2 | Johnny Dutch (unat) | 48.43 | ||
| 3 | Kerron Clement (unat) | 48.44 | ||
| 4 | Michael Stigler (adi) | 48.96 | ||
| 5 | Jeshua Anderson (Nik) | 49.22 | ||
| 6 | Quincy Downing (LSU) | 49.77 | ||
| 7 | Trevor Brown (unat) | 51.07 | ||
| dq | Eric Futch (Fl) | |||
| 2014 | ||||
| (Sacramento, California, June 29) | ||||
| 1 | Johnny Dutch (unat) | 48.93 | ||
| 2 | Michael Stigler (Ks) | 49.63 | ||
| 3 | Reggie Wyatt (Nik) | 50.16 | ||
| 4 | Trevor Brown (CoSt) | 50.21 | ||
| 5 | Jeshua Anderson (Nik) | 50.24 | ||
| 6 | Adam Durham (unat) | 50.94 | ||
| 7 | Quincy Downing (LSU) | 53.00 | ||
| dnf | Bershawn Jackson (unat) | |||
| 2013 | ||||
| (Des Moines, June 23) | ||||
| 1 | Michael Tinsley (adi) | 47.96 | ||
| 2 | Kerron Clement (Nik) | 48.06 | ||
| 3 | Bershawn Jackson (Nik) | 48.09 | ||
| 4 | Johnny Dutch (Nik) | 48.21 | ||
| 5 | Justin Gaymon (unat) | 48.56 | ||
| 6 | Jeshua Anderson (Nik) | 49.14 | ||
| 7 | Reuben Mccoy (unat) | 50.69 | ||
| 8 | Adam Durham (unat) | 51.44 | ||
| 2012 | ||||
| (Eugene, July 1) | ||||
| 1 | Michael Tinsley (adi) | 48.33 | ||
| 2 | Angelo Taylor (Nik) | 48.57 | ||
| 3 | Kerron Clement (Nik) | 48.89 | ||
| 4 | Bershawn Jackson (Nik) | 48.94 | ||
| 5 | Justin Gaymon (unat) | 49.41 | ||
| 6 | Reggie Wyatt (USC) | 50.06 | ||
| 7 | Michael Stigler (Ks) | 50.63 | ||
| 2011 | ||||
| (Eugene, June 26) | ||||
| 1 | Jeshua Anderson (WaSt) | 47.93 | ||
| 2 | Bershawn Jackson (Nik) | 47.93 | ||
| 3 | Angelo Taylor (Nik) | 47.94 | ||
| 4 | Michael Tinsley (adi) | 48.45 | ||
| 5 | Johnny Dutch (Nik) | 48.47 | ||
| 6 | Justin Gaymon (Nik) | 49.39 | ||
| 7 | Reggie Wyatt (USC) | 51.39 | ||
| 8 | Bryce Brown (TxT) | 53.13 | ||
| 2010 | ||||
| (Des Moines, June 26) | ||||
| 1 | Bershawn Jackson (Nik) | 47.32 | ||
| 2 | Johnny Dutch (SC) | 47.63 | ||
| 3 | Michael Tinsley (adi) | 48.72 | ||
| 4 | Justin Gaymon (Nik) | 48.85 | ||
| 5 | Jeshua Anderson (WaSt) | 49.14 | ||
| 6 | LaRon Bennett (unat) | 50.15 | ||
| 7 | Adam Durham (unat) | 50.47 | ||
| 8 | David Aristil (SFl) | 50.57 | ||
| 2009 | ||||
| (Eugene, June 28) | ||||
| 1 | Bershawn Jackson (Nik) | 48.03 | ||
| 2 | Johnny Dutch (SC) | 48.18 | ||
| 3 | Angelo Taylor (Nik) | 48.30 | ||
| 4 | Michael Tinsley (adi) | 48.53 | ||
| 5 | Jeshua Anderson (WaSt) | 48.77 | ||
| 6 | Justin Gaymon (Ga) | 49.31 | ||
| 7 | Brandon Johnson (unat) | 50.73 | ||
| dq | James Carter (Nik) | |||
| 2008 | ||||
| (Eugene, June 29) | ||||
| 1 | Bershawn Jackson (Nik) | 48.17 | ||
| 2 | Kerron Clement (Nik) | 48.36 | ||
| 3 | Angelo Taylor (Nik) | 48.42 | ||
| 4 | Justin Gaymon (Ga) | 48.46 | ||
| 5 | Johnny Dutch (SC) | 48.52 | ||
| 6 | Brandon Johnson (Nik) | 48.72 | ||
| 7 | Reuben McCoy (Aub) | 49.18 | ||
| 8 | LaRon Bennett (unat) | 50.89 | ||
| 2007 | ||||
| (Indianapolis, June 23) | ||||
| 1 | James Carter (unat) | 47.72 | ||
| 2 | Kerron Clement (Nik) | 47.80 | ||
| 3 | Derrick Williams (Reeb) | 48.26 | ||
| 4 | Kenneth Ferguson (adi) | 48.65 | ||
| 5 | LaRon Bennett (Doyle) | 49.93 | ||
| 6 | Reuben McCoy (Aub) | 50.08 | ||
| 7 | Michael Tinsley (adi) | 50.39 | ||
| 8 | Rickey Harris (adi) | 50.49 | ||
| 2006 | ||||
| (Indianapolis, June 24) | ||||
| 1 | Kerron Clement (Nik) | 47.39 | ||
| 2 | Bershawn Jackson (Nik) | 47.48 | ||
| 3 | James Carter (Nik) | 48.44 | ||
| 4 | Joey Woody (adi) | 49.12 | ||
| 5 | LaBronze Garrett (Doyle) | 49.47 | ||
| 6 | Michael Tinsley (Jack) | 49.68 | ||
| 7 | Kenneth Ferguson (adi) | 50.76 | ||
| dnf | Derrick Williams (Reeb) | dnf | ||
| 2005 | ||||
| (Carson, Calif., June 26) | ||||
| (35 contestants, 9 finalists) | ||||
| 1 | Kerron Clement (Fl) | 47.24 | ||
| 2 | Bershawn Jackson (Nik) | 47.80 | ||
| 3 | James Carter (Nik) | 48.03 | ||
| 4 | Bennie Brazell (LSU) | 48.09 | ||
| 5 | LaRon Bennett (Ga) | 49.11 | ||
| 6 | Kenneth Ferguson (adi) | 49.48 | ||
| 7 | Sherman Armstrong (SMTC) | 49.75 | ||
| 8 | Rickey Harris (adi) | 50.57 | ||
| 9 | Micheal Tinsley (Jack) | 51.84 | ||
| 2004 | ||||
| (Sacramento, July 11) | ||||
| (28 contestants, 8 finalists) | ||||
| 1 | James Carter (Nik) | 47.68 | ||
| 2 | Angelo Taylor (Nik) | 48.03 | ||
| 3 | Bennie Brazell (LSU) | 48.05 | ||
| 4 | Bershawn Jackson (Nik) | 48.11 | ||
| 5 | Ken Garrett (HolyI) | 48.61 | ||
| 6 | Sherman Armstrong (SMTC) | 49.60 | ||
| 7 | LaRon Bennett (Ga) | 49.82 | ||
| dnf–Rickey Harris (Fl) | ||||
| 2003 | ||||
| Stanford, June 22 | ||||
| 30 contestants, 8 finalists | ||||
| 1 | Eric Thomas (Nik) | 48.76 | ||
| 2 | Bershawn Jackson (unat) | 49.01 | ||
| 3 | Joey Woody (adi) | 49.22 | ||
| 4 | James Carter (Nik) | 49.23 | ||
| 5 | Sherman Armstrong (Nik) | 49.89 | ||
| 6 | Regan Nichols (USAr) | 50.08 | ||
| 7 | Fred Sharpe (Aub) | 50.41 | ||
| 8 | Ken Garrett (SpD) | 50.45 | ||
| 2002 | ||||
| Stanford, June 23 | ||||
| 25 contestants, 8 finalists | ||||
| 1 | James Carter (Nik) | 48.12 | ||
| 2 | Joey Woody (adi) | 48.52 | ||
| 3 | Eric Thomas (unat) | 49.72 | ||
| 4 | Calvin Davis (adi) | 49.84 | ||
| 5 | Sherman Armstrong (Nik) | 49.85 | ||
| 6 | Fred Sharpe (Aub) | 50.23 | ||
| 7 | Kyle Grossarth (unat) | 50.28 | ||
| 8 | Bayano Kamani (Nik) | 70.65 | ||
| 2001 | ||||
| Eugene, June 23 | ||||
| 35 contestants, 8 finalists | ||||
| 1 | Angelo Taylor (Nik) | 48.53 | ||
| 2 | Calvin Davis (adi) | 48.75 | ||
| 3 | James Carter (Nik) | 48.79 | ||
| 4 | Eric Thomas (Nik) | 49.09 | ||
| 5 | Bayano Kamani (Bay) | 49.18 | ||
| 6 | Joey Woody (NBal) | 49.35 | ||
| 7 | William Porter (Nik) | 50.30 | ||
| 8 | Regan Nichols (unat) | 50.44 | ||
| 2000 | ||||
| Sacramento, July 22 | ||||
| 27 contestants, 8 finalists | ||||
| 1 | Angelo Taylor (Nik) | 47.62 | ||
| 2 | Eric Thomas (Nik) | 48.22 | ||
| 3 | James Carter (MEAC) | 48.46 | ||
| 4 | Joey Woody (NBal) | 48.83 | ||
| 5 | William Porter (Nik) | 48.88 | ||
| 6 | Calvin Davis (adi) | 49.27 | ||
| 7 | Sherman Armstrong (Il) | 50.04 | ||
| 8 | Louis Sales (Reeb) | 50.89 | ||
| 1999 | ||||
| Eugene, June 26 | ||||
| 22 contestants, 8 finalists | ||||
| 1 | Angelo Taylor (Nik) | 48.49 | ||
| 2 | Joey Woody (Reeb) | 48.61 | ||
| 3 | Torrance Zellner (adi) | 48.79 | ||
| 4 | Eric Thomas (Nik) | 48.95 | ||
| 5 | Calvin Davis (adi) | 49.22 | ||
| 6 | Felix Sánchez (USC) | 50.46 | ||
| 7 | Derek Spears (unat) | 50.51 | ||
| 8 | Louis Sales (Reeb) | 51.67 | ||
| 1998 | ||||
| New Orleans, June 21 | ||||
| 25 contestants, 8 finalists | ||||
| 1 | Bryan Bronson (Nik) | 47.03 | MR | |
| 2 | Angelo Taylor (GaT) | 47.90 | ||
| 3 | Joey Woody (Reeb) | 47.97 | ||
| 4 | Regan Nichols (Asics) | 48.66 | ||
| 5 | William Porter (unat) | 49.21 | ||
| 6 | Octavius Terry (AtL) | 49.79 | ||
| 7 | Calvin Davis (adi) | 50.18 | ||
| 8 | John McAfee (Bay) | 50.70 | ||
| 1997 | ||||
| Indianapolis, June 15 | ||||
| 29 contestants, 8 finalists | ||||
| 1 | Bryan Bronson (Pow) | 47.79 | ||
| 2 | Derrick Adkins (Reeb) | 48.00 | ||
| 3 | Joey Woody (NnIa) | 48.18 | ||
| 4 | Octavius Terry (Vec) | 48.39 | ||
| 5 | Eric Thomas (Nik) | 48.57 | ||
| 6 | Regan Michols (unat) | 48.79 | ||
| 7 | Calvin Davis (Nik) | 49.77 | ||
| 8 | Maurice Mitchell (USW) | 1:31.76 | ||
| 1996 | ||||
| Atlanta, June 16 | ||||
| 28 contestants, 8 finalists | ||||
| 1 | Bryan Bronson (Pow) | 47.98 | ||
| 2 | Derrick Adkins (Reeb) | 48.18 | ||
| 3 | Calvin Davis (Nik) | 48.32 | ||
| 4 | Eric Thomas (Nik) | 48.54 | ||
| 5 | Torrance Zellner (Asics) | 48.65 | ||
| 6 | Stephen Flenoy (Macc) | 48.74 | ||
| 7 | Joey Woody (NnIa) | 48.96 | ||
| 8 | William Porter (UTEP) | 49.49 | ||
| 1995 | ||||
| Sacramento, June 17 | ||||
| 26 contestants, 8 finalists | ||||
| 1 | Derrick Adkins (Reeb) | 48.44 | ||
| 2 | Ryan Hayden (StA) | 49.04 | ||
| 3 | Octavius Terry (GaT) | 49.20 | ||
| 4 | Bryan Bronson (Pow) | 49.22 | ||
| 5 | Eric Thomas (StA) | 49.61 | ||
| 6 | McClinton Neal (unat) | 50.09 | ||
| 7 | Marty Beck (NikLA) | 50.10 | ||
| 8 | Maurice Mitchell (USW) | 50.45 | ||
| 1994 | ||||
| Knoxville, June 17 | ||||
| 23 contestants, 8 finalists | ||||
| 1 | Derrick Adkins (Reeb) | 48.41 | ||
| 2 | Octavius Terry (GaT) | 49.03 | ||
| 3 | Torrance Zellner (Asics) | 49.07 | ||
| 4 | Marco Morgan (StA) | 49.72 | ||
| 5 | Marty Beck (NikLA) | 49.77 | ||
| 6 | Kevin Henderson (Gold) | 49.83 | ||
| 7 | David Patrick (Reeb) | 49.92 | ||
| 8 | Maurice Mitchell (USW) | 51.00 | ||
| 1993 | ||||
| Eugene, June 18 | ||||
| 21 contestants, 8 finalists | ||||
| 1 | Kevin Young (NikI) | 47.69 | ||
| 2 | Derrick Adkins (Reeb) | 48.69 | ||
| 3 | David Patrick (Reeb) | 48.95 | ||
| 4 | Torrance Zellner (Maz) | 48.97 | ||
| 5 | Kevin Henderson (Gold) | 49.76 | ||
| 6 | Eric Thomas (Blinn) | 49.85 | ||
| 7 | Bryan Bronson (Maz) | 50.24 | ||
| 8 | Larry Sanders (StA) | 50.75 | ||
| 1992 | ||||
| New Orleans, June 21 | ||||
| 31 contestans, 8 finalists | ||||
| 1 | Kevin Young (FL) | 47.89 | ||
| 2 | David Patrick (Flo) | 48.01 | ||
| 3 | McClinton Neal (adi) | 48.52 | ||
| 4 | Derrick Adkins (GaT) | 48.87 | ||
| 5 | Nat Page (Gold) | 49.29 | ||
| 6 | Pat McGhee (Hawk) | 49.52 | ||
| 7 | Marty Beck (UCLA) | 49.59 | ||
| 8 | Tony McKennie (unat) | 49.87 | ||
| 1991 | ||||
| New York City, June 15 | ||||
| 12 contestants, 8 finalists | ||||
| 1 | Danny Harris (NikI) | 47.62 | ||
| 2 | Kevin Young (SMTC) | 47.94 | ||
| 3 | Derrick Adkins (GaT) | 48.60 | ||
| 4 | McClinton Neal (UTA) | 48.99 | ||
| 5 | Torrance Zellner (Fl) | 49.30 | ||
| 6 | Kevin Henderson (NikA) | 49.32 | ||
| 7 | Nat Page (Gold) | 49.40 | ||
| 8 | George Porter (Reeb) | 50.03 | ||
| 1990 | ||||
| Norwalk, June 16 | ||||
| 17 contestants, 8 finalists | ||||
| 1 | David Patrick (Flo) | 48.79 | ||
| 2 | Kevin Young (SMTC) | 49.56 | ||
| 3 | George Porter (BFit) | 49.77 | ||
| 4 | Kevin Henderson (NikA) | 49.89 | ||
| 5 | Nat Page (TE) | 50.02 | ||
| 6 | Pat McGhee (FC) | 50.04 | ||
| 7 | Derrick Adkins (GaT) | 50.45 | ||
| 8 | McClinton Neal (UTA) | 51.41 | ||
| 1989 | ||||
| Houston, June 17 | ||||
| 17 contestants, 8 finalists | ||||
| 1 | David Patrick (Flo) | 48.83 | ||
| 2 | Kevin Henderson (ACC) | 49.05 | ||
| 3 | Reggie Davis (Maz) | 49.06 | ||
| 4 | Nat Page (TE) | 49.60 | ||
| 5 | Bernard Williams (LSTC) | 50.47 | ||
| 6 | Gordon Bugg (Cheet) | 50.66 | ||
| 7 | Andrew Dean-Neil (Shore) | 50.70 | ||
| 8 | George Porter (BFit) | 50.70 | ||
| 1988 | ||||
| Tampa, June 18 | ||||
| 13 contestants, 8 finalists | ||||
| 1 | Kevin Henderson (ACC) | 48.68 | ||
| 2 | Theron Brown (USAr) | 49.32 | ||
| 3 | George Porter (BFit) | 49.49 | ||
| 4 | Gordon Bugg (Cheet) | 50.52 | ||
| 5 | Tony Rambo (Maz) | 50.89 | ||
| dq–Reggie Davis (Maz) | ||||
| dq–Bernard Williams (LSU) | ||||
| dnc–Tranel Hawkins (Accu) | ||||
| 1987 | ||||
| San José, June 27 | ||||
| 26 contestants, 8 finalists | ||||
| 1 | Edwin Moses (adi) | 47.99 | ||
| 2 | Danny Harris (AW) | 48.70 | ||
| 3 | David Patrick (SSTC) | 48.76 | ||
| 4 | Kevin Young (SMTC) | 48.91 | ||
| 5 | Tranel Hawkins (Accu) | 48.95 | ||
| 6 | Nat Page (SSTC) | 49.49 | ||
| 7 | Reggie Davis (Maz) | 49.72 | ||
| 8 | Gordon Bugg (Cheet) | 51.55 | ||
| 1986 | ||||
| Eugene, June 21 |
| 20 contestants, 8 finalists | ||||
| 1 | Danny Harris (AW) | 48.90 | ||
| 2 | David Patrick (adi) | 48.90 | ||
| 3 | Kevin Young (UCLA) | 49.38 | ||
| 4 | Bernie Holloway (Macc) | 49.48 | ||
| 5 | Nat Page (Maz) | 50.17 | ||
| 6 | Bernard Williams (LSU) | 50.39 | ||
| 7 | Kevin Henderson (Polli) | 50.66 | ||
| 8 | Ed Cooper (SSTC) | 50.76 | ||
| 1985 | ||||
| F: 400 meters; S/F: 9/9; D: 16 JUN | ||||
| 1 | Andre Phillips | 47.67 | ||
| 2 | Danny Harris | 48.65 | ||
| 3 | Tony Rambo | 49.29 | ||
| 4 | Jon Thomas | 49.34 | ||
| 5 | Dale Laverty | 49.35 | ||
| 6 | Nat Page | 49.84 | ||
| 1984 | ||||
| F: 400 meters; S/F: 6/4; D: 09 JUN | ||||
| 1 | David Patrick | 49.08 | ||
| 2 | Ray Smith | 49.76 | ||
| 3 | Lee McKenzie | 49.85 | ||
| 4 | Tony Rambo | 50.07 | ||
| dq–Walter Murray | ||||
| dnf–Andri Hargrove | ||||
| dnc–Edwin Moses | ||||
| dnf–Andre Phillips | ||||
| Semi 1: Edwin Moses 48.25, Rambo [2] 48.94. | ||||
| 1983 | ||||
| F: 400 meters; S/F: 9/8; D: 19 JUN | ||||
| 1 | Edwin Moses | 47.84 | ||
| 2 | David Lee | 49.50 | ||
| 3 | Andre Phillips | 50.02 | ||
| 4 | James King | 50.09 | ||
| 5 | Mark Patrick | 50.22 | ||
| 6 | Julius Mercer | 50.31 | ||
| 1982 | ||||
| F: 400 meters; S/F: 9/9; D: 20 JUN | ||||
| 1 | David Patrick | 48.57 | ||
| 2 | Andre Phillips | 48.62 | ||
| 3 | David Lee | 48.96 | ||
| 4 | Ed Brown | 49.52 | ||
| 5 | Bernie Holloway | 49.76 | ||
| 6 | Tony Rambo | 50.00 | ||
| 1981 | ||||
| F: 400 meters; S/F: 9/9; D: 21 JUN | ||||
| 1 | Edwin Moses | 47.59 | ||
| 2 | Andre Phillips | 48.10 | ||
| 3 | David Lee | 48.53 | ||
| 4 | David Patrick | 49.25 | ||
| 5 | James Walker | 49.33 | ||
| 6 | James King | 49.47 | ||
| 1980 | ||||
| F: 400 meters; S/F: 8/8; D: 15 JUN | ||||
| 1 | David Lee | 49.38 | ||
| 2 | James King | 49.43 | ||
| 3 | Tim Hanlon | 49.88 | ||
| 4 | Rich Graybehl | 49.95 | ||
| 5 | Gregg Byram | 50.36 | ||
| 6 | Chris Person | 50.59 | ||
| 1979 | ||||
| F: 400 meters; S/F: 8/8; D: 17 JUN | ||||
| 1 | Edwin Moses | 47.89 | ||
| 2 | Quentin Wheeler | 48.39 | ||
| 3 | James Walker | 49.13 | ||
| 4 | Rich Graybehl | 49.54 | ||
| 5 | Bart Williams | 49.70 | ||
| 6 | James King | 49.84 | ||
| 1978 | ||||
| F: 400 meters; S/F: 8/8; D: 10 JUN | ||||
| 1 | James Walker | 49.03 | ||
| 2 | Tom Andrews | 49.63 | ||
| 3 | Sam Turner | 49.82 | ||
| 4 | Rich Graybehl | 50.03 | ||
| 5 | Gregg Byram | 50.28 | ||
| 6 | Wes Williams | 50.66 | ||
| 1977 | ||||
| F: 400 meters; S/F: 8/8; D: 11 JUN | ||||
| 1 | Edwin Moses | 47.45 | MRm,ARm,WRm | |
| 2 | Tom Andrews | 49.03 | ||
| 3 | James Walker | 49.21 | ||
| 4 | James King | 49.27 | ||
| 5 | Rick Walker | 49.36 | ||
| 6 | Wes Williams | 49.63 | ||
| 1976 | ||||
| F: 400 meters; S/F: 9/9; D: 12 JUN | ||||
| 1 | Tom Andrews | 48.55 | MRm | |
| 2 | Jim Bolding | 48.57 | ||
| 3 | Ralph Mann | 48.77 | ||
| 4 | Edwin Moses | 48.99 | ||
| 5 | Wes Williams | 49.00 | ||
| 6 | James King | 49.33 | ||
| 1975 | ||||
| F: 400 meters; S/F: 8/8; D: 21 JUN | ||||
| 1 | Ralph Mann | 48.74 | MRm | |
| 2 | Jim Bolding | 48.82 | ||
| 3 | James King | 49.22 | ||
| 4 | Jean-Claude Nallet (FRA) | 49.47 | ||
| 5 | Bruce Collins | 49.60 | ||
| 6 | Bob Cassleman | 49.89 | ||
| 1974 | ||||
| F: 400 meters; S/F: 8/8; D: 22 JUN | ||||
| 1 | Jim Bolding | 48.9 | ||
| 2 | Ralph Mann | 49.5 | ||
| 3 | James King | 49.5 | ||
| 4 | Mike Shine | 49.9 | ||
| 5 | Wes Williams | 49.9 | ||
| 6 | Bob Cassleman | 50.2 | ||
| 1973 | ||||
| F: 440 yards; S/F: 8/8; D: 16 JUN | ||||
| 1 | Jim Bolding | 49.2 | MRy (48.8m MRm) | |
| 2 | Ralph Mann | 49.6 | ||
| 3 | Robert Primeaux | 50.2 | ||
| 4 | Bob Cassleman | 50.4 | ||
| 5 | Bruce Collins | 50.4 | ||
| 6 | Bob Steele | 50.8 | ||
| 1972 | ||||
| F: 400 meters; S/F: 8/8; D: 17 JUN | ||||
| 1 | Dick Bruggeman | 50.0 | ||
| 2 | Jim Bolding | 50.0 | ||
| 3 | Bob Cassleman | 50.3 | ||
| 4 | Melvin Bassett | 50.7 | ||
| 5 | Carl Wood | 50.8 | ||
| 6 | Bob Steele | 50.8 | ||
| Heat 1: Bruggeman 49.7. Heat 2: Casselman 50.0 | ||||
| 1971 | ||||
| F: 440 yards; S/F: 8/6; D: 26 JUN | ||||
| 1 | Ralph Mann | 49.3 | MRy | |
| 2 | Wes Williams | 49.3 | ||
| 3 | Jim Seymour | 50.0 | ||
| 4 | Roger Johnson (NZL) | 50.2 | ||
| 5 | Melvin Bassett | 50.5 | ||
| 6 | Ron Rondeau | 50.6 | ||
| DQ: Bob Steele (50.0 – trail leg around hurdle) | ||||
| DQ: Ron Whitney (trail leg around hurdle) | ||||
| 1970 | ||||
| F: 440 yards; S/F: 8/8; D: 27 JUN | ||||
| 1 | Ralph Mann | 49.8 | MRy | |
| 2 | Ron Whitney | 50.2 | ||
| 3 | Bob Steele | 51.2 | ||
| 4 | Wes Williams | 51.2 | ||
| 5 | Dick Bruggeman | 51.5 | ||
| 6 | Dave Adkins | 51.8 | ||
| 1969 | ||||
| F: 440 yards; S/F: 8/7; D: 29 JUN | ||||
| 1 | Ralph Mann | 50.1 | ||
| 2 | Nick Lee | 50.3 | ||
| 3 | Carl Wood | 50.6 | ||
| 4 | Dave Adkins | 50.8 | ||
| 5 | Gary Knoke (AUS) | 50.9 | ||
| 6 | Paddy McCrary | 51.2 | ||
| 1968 | ||||
| F: 400 meters; S/F: 7/7; D: 21 JUN | ||||
| 1 | Ron Whitney | 49.6 | MRm | |
| 2 | Gary Knoke (AUS) | 49.8 | ||
| 3 | Russ Rogers | 50.3 | ||
| 4 | Andy Bell | 50.3 | ||
| 5 | James Hardwick | 50.3 | ||
| 6 | Tom Wyatt | 50.8 | ||
| 1967 | ||||
| F: 440 yards; S/F: 8/8; D: 22 JUN | ||||
| 1 | Ron Whitney | 50.3 | ||
| 2 | Russ Rogers | 50.4 | ||
| 3 | Andy Bell | 50.6 | ||
| 4 | Bob Steele | 50.9 | ||
| 5 | Tom Wyatt | 51.1 | ||
| 6 | Geoff Vanderstock | 51.5 | ||
| 1966 | ||||
| F: 440 yards; S/F: 8/8; D: 25 JUN | ||||
| 1 | Jim Miller | 50.26 | ||
| 2 | Geoff Vanderstock | 50.30 | ||
| 3 | Bob Steele | 50.44 | ||
| 4 | Ron Whitney | 50.59 | ||
| 5 | Vance Peterson | 51.4h | ||
| 6 | Tony Lynch | 51.7h | ||
| 1965 | ||||
| F: 440 yards; S/F: 8/8; D: 26 JUN | ||||
| 1 | Rex Cawley | 50.3 | ||
| 2 | Ron Whitney | 50.7 | ||
| 3 | Jay Luck | 50.8 | ||
| 4 | Tom Wyatt | 51.0 | ||
| 5 | Geoff Vanderstock | 51.4 | ||
| 6 | Roy Burleson | 51.4 | ||
| 1964 | ||||
| F: 400 meters; S/F: 6/6; D: 28 JUN | ||||
| 1 | Billy Hardin | 50.1 | MRm* | |
| 2 | Jay Luck | 50.2 | ||
| 3 | Willie Atterberry | 50.3 | ||
| 4 | Rex Cawley | 50.6 | ||
| 5 | Tom Wyatt | 51.6 | ||
| 6 | Chris Stauffer | 52.0 | ||
| *Inferior to the meet record for 440 yards. | ||||
| 1963 | ||||
| F: 440 yards; S/F: 8/8; D: 23 JUN | ||||
| 1 | Rex Cawley | 50.4 | ||
| 2 | Jim Allen | 50.5 | ||
| 3 | Willie Atterberry | 50.6 | ||
| 4 | Chris Stauffer | 51.0 | ||
| 5 | Russ Rogers | 51.2 | ||
| 6 | Ron Whitney | 51.2 | ||
| 1962 | ||||
| F: 440 yards; S/F: 9/9; D: 22 JUN | ||||
| 1 | Willie Atterberry | 50.5 | ||
| 2 | Rex Cawley | 50.6 | ||
| 3 | Russ Rogers | 51.1 | ||
| 4 | Jay Luck | 51.1 | ||
| 5 | Chris Stauffer | 51.3 | ||
| 6 | Lawson Smart | 52.3 | ||
| DNQ: Bill Toomey (54.2 – heat) | ||||
| 1961 | ||||
| F: 440 yards; S/F: 8/7; D: 24 JUN | ||||
| 1 | Cliff Cushman | 50.9 | ||
| 2 | Dixon Farmer | 51.2 | ||
| 3 | Lawson Smart | 51.2 | ||
| 4 | Jay Luck | 52.1 | ||
| 5 | Ron Ablowich | 53.2 | ||
| 6 | Bill Washington | 53.7 | ||
| DNQ: Bill Toomey (53.7 – heat) | ||||
| 1960 | ||||
| F: 400 meters; S/F: 9/9; D: 24 JUN | ||||
| 1 | Glenn Davis | 50.1 | MRm* | |
| 2 | Dick Howard | 50.3 | ||
| 3 | Josh Culbreath | 51.1 | ||
| 4 | Rex Cawley | 51.2 | ||
| 5 | Roy Thompson | 51.7 | ||
| 6 | Cliff Cushman | 52.1 | ||
| *Inferior to the meet record for 440 yards. | ||||
| 1959 | ||||
| F: 400 meters; S/F: 6/6; D: 19 JUN | ||||
| 1 | Dick Howard | 50.7 | MRm* | |
| 2 | Glenn Davis | 50.9 | ||
| 3 | Josh Culbreath | 51.7 | ||
| 4 | Cliff Cushman | 51.9 | ||
| 5 | Walt Arlt | 52.8 | ||
| 6 | Rex Cawley | 53.7 | ||
| *Inferior to the meet record for 440 yards. | ||||
| 1958 | ||||
| F: 440 yards; S/F: 8/8; D: 20 JUN | ||||
| 1 | Glenn Davis | 49.9 | MRy | |
| 2 | Josh Culbreath | 50.6 | ||
| 3 | Willie Atterberry | 51.0 | ||
| 4 | Dick Howard | 51.9 | ||
| 5 | Fran Washington | 52.1 | ||
| 6 | Cliff Cushman | 52.2 | ||
| 1957 | ||||
| F: 440 yards; S/F: 7/7; D: 21 JUN | ||||
| 1 | Glenn Davis | 50.9 | MRy | |
| 2 | Josh Culbreath | 51.2 | ||
| 3 | Cliff Cushman | 53.0 | ||
| 4 | Roy Thompson | 53.1 | ||
| 5 | Dale O’Connor | 53.1 | ||
| 6 | Bruce Sweeney | 53.4 | ||
| 1956 | ||||
| F: 400 meters; S/F: 8/8; D: 22 JUN | ||||
| 1 | Glenn Davis | 50.9 | MRm | |
| 2 | Eddie Southern | 51.5 | ||
| 3 | Willie Atterberry | 51.6 | ||
| 4 | Josh Culbreath | 51.7 | ||
| 5 | Bob Rittenburg | 52.2e | ||
| 6 | Dale O’Connor | 52.7 | ||
| 1955 | ||||
| F: 440 yards; S/F: 6/6; D: 24 JUN | ||||
| 1 | Josh Culbreath | 52.0 | =MRy | |
| 2 | Willie Atterberry | 52.4 | ||
| 3 | Jim Luttrell | 52.8 | ||
| 4 | Don Dwyer | 56.3 | ||
| 5 | Eddie Southern | 53.8 | ||
| 6 | Ken Stapley | 53.6 | ||
| 1954 | ||||
| F: 440 yards; S/F: 8/8; D: 18 JUN | ||||
| 1 | Josh Culbreath | 52.0 | MRy | |
| 2 | Burl McCoy | 53.77 | ||
| 3 | Roy Thompson | 53.93 | ||
| 4 | Floyd Strain | 54.03 | ||
| 5 | Arnie Sowell | 54.30 | ||
| 6 | Howard Smith | 54.82 | ||
| 1953 | ||||
| F: 440 yards; S/F: 8/6; D: 26 JUN | ||||
| 1 | Josh Culbreath | 52.5 | MRy | |
| 2 | Bill Johnson | 53.7 | ||
| 3 | Harry Bright | 54.5 | ||
| 4 | Jack Sage | 54.8 | ||
| 5 | Don Halderman | 55.4 | ||
| 6 | John Shedd | |||
| 1952 | ||||
| F: 400 meters; S/F: 8/8; D: 20 JUN | ||||
| 1 | Charley Moore | 51.2 | ||
| 2 | Don Halderman | 52.2 | ||
| 3 | Lee Yoder | 52.2 | ||
| 4 | Bob DeVinney | 52.2 | ||
| 5 | Bill Johnson | 53.0 | ||
| 6 | Joseph Hipple | 53.3 | ||
| 1951 | ||||
| F: 400 meters; D: 23 JUN | ||||
| 1 | Charley Moore | 51.4 | ||
| 2 | Bob DeVinney | 51.8 | ||
| 3 | Jack Greenwood | 53.8 | ||
| 4 | Cyrus Taylor | |||
| 5 | Joseph Hipple | 55.3 | ||
| 6 | Roger French | |||
| 1950 | ||||
| F: 400 meters; D: 24 JUN | ||||
| 1 | Charley Moore | 53.6 | ||
| 2 | Don Halderman | 54.5 | ||
| 3 | Albin Rouch | 54.7 | ||
| 4 | Meredith Gourdine | 54.8 | ||
| 5 | Roger French | 55.2 | ||
| 6 | John Shedd | |||
| 1949 | ||||
| F: 400 meters; S/F: 6/6; D: 25 JUN | ||||
| 1 | Charley Moore | 51.1 | MRm | |
| 2 | Richard Ault | 51.9 | ||
| 3 | Ronald Frazier | 52.5 | ||
| 4 | Clarence Doak | 53.0 | ||
| 5 | Johnny Barnes | 53.1 | ||
| 6 | Charles Slade | 53.8 | ||
| 1948 | ||||
| F: 400 meters; S/F: 8/8; D: 03 JUL | ||||
| 1 | Roy Cochran | 52.3 | ||
| 2 | Ennis Gray | |||
| 3 | Clarence Doak | |||
| 4 | Jeffrey Kirk | |||
| 5 | Arthur Bigley | |||
| 6 | Lee Hofacre | |||
| 1947 | ||||
| F: 400 meters; D: 05 JUL | ||||
| 1 | Walter Smith | 52.3 | ||
| 2 | Roy Cochran | |||
| 3 | Lee Hofacre | |||
| 4 | Bernard Coner | |||
| 5 | Landon Westbrook | |||
| 6 | Wilbur Ross | |||
| 1946 | ||||
| F: 400 meters; S/F: -/5; D: 29 JUN | ||||
| 1 | Arky Erwin | 55.5 | ||
| 2 | Jack Morris | |||
| 3 | Hubert Gates | |||
| 4 | Glen Shaffer | |||
| 5 | Charles Slade | |||
| 1945 | ||||
| F: 400 meters; D: 30 JUN | ||||
| 1 | Arky Erwin | 53.7 | ||
| 2 | Hubert Gates | |||
| 3 | Jack Morris | |||
| 4 | Wilbur Ross | |||
| 5 | Zenas Butler | |||
| 6 | Harry March | |||
| 1944 | ||||
| F: 400 meters; D: 18 JUN | ||||
| 1 | Arky Erwin | 54.0 | ||
| 2 | Ed Palmieri | |||
| 3 | Hubert Gates | |||
| 4 | William Simmons | |||
| 5 | Jerome Perry | |||
| 6 | William Stickler | |||
| 1943 | ||||
| F: 400 meters; S/F: 6/6; D: 20 JUN | ||||
| 1 | Arky Erwin | 53.1 | ||
| 2 | Bruce Miller | 53.6 | ||
| 3 | Hubert Gates | |||
| 4 | Angelo Meluso | |||
| 5 | Dean Cummings | |||
| 6 | William Stickler | |||
| 1942 | ||||
| F: 400 meters; S/F: 6/6; D: 20 JUN | ||||
| 1 | Walter Smith | 52.0 | ||
| 2 | Bill Cummins | 52.2 | ||
| 3 | Arky Erwin | 52.3 | ||
| 4 | George Spontak | 53.6 | ||
| 5 | Harrison Dillard | 53.7 | ||
| 6 | Clarence Doak | |||
| 1941 | ||||
| F: 400 meters; S/F: -/5; D: 29 JUN | ||||
| 1 | Arky Erwin | 54.5 | ||
| 2 | Harry Marsh | |||
| 3 | Harry Jackson | |||
| 4 | Tom Cahill | |||
| 5 | Paul Bunzell | |||
| 1940 | ||||
| F: 400 meters; D: 29 JUN | ||||
| 1 | Carl McBain | 51.6 | =MRm | |
| 2 | Roy Cochran | 52.1 | ||
| 3 | Harry March | 52.2 | ||
| 4 | John Borican | |||
| 5 | Robert Simmons | |||
| 6 | Estel Johnson | |||
| 1939 | ||||
| F: 400 meters; S/F: 6/6; D: 04 JUL | ||||
| 1 | Roy Cochran | 51.9 | ||
| 2 | Robert Simmons | 52.0e | ||
| 3 | Carl McBain | |||
| 4 | Harry March | |||
| AC. John Borican | ||||
| Paul Bunzell | ||||
| 1938 | ||||
| F: 400 meters; S/F: 5/5; D: 03 JUL | ||||
| 1 | Jack Patterson | 52.8 | ||
| 2 | John Borican | |||
| 3 | Grover Bradley | |||
| 4 | James Hucker | |||
| 5 | Gregory Stout | |||
| 1937 | ||||
| F: 400 meters; S/F: 6/6; D: 04 JUL | ||||
| 1 | Jack Patterson | 52.3 | ||
| 2 | James Hucker | 52.5e | ||
| 3 | Thomas Moore | |||
| 4 | Del Fishback | |||
| AC. John Borican | ||||
| George Arnold | ||||
| 1936 | ||||
| F: 400 meters; S/F: 4/4; D: 04 JUL | ||||
| 1 | Glenn Hardin | 51.6 | MRm,ARm | |
| 2 | Dale Schofield | |||
| 3 | Lorin Benke | |||
| 4 | Robert Osgood | |||
| 1935 | ||||
| F: 400 meters; S/F: 5/5; D: 04 JUL | ||||
| 1 | Tom Moore | 53.5 | ||
| 2 | Esten Johnson | |||
| 3 | Glenn Morris | |||
| 4 | Arthur Mielke | |||
| 1934 | ||||
| F: 400 meters; D: 30 JUN | ||||
| 1 | Glenn Hardin | 51.8 | MRm,ARm,WRm | |
| 2 | Edgar Ablowich | |||
| 3 | Robert Evans | |||
| 4 | Glenn Morris | |||
| 1933 | ||||
| F: 400 meters; D: 30 JUN | ||||
| 1 | Glenn Hardin | 52.2 | ||
| 2 | Joseph Healey | |||
| 3 | Richard Pomeroy | |||
| 4 | Eugene Beatty | |||
| 1932 | ||||
| F: 400 meters; S/F: 4/3; D: 16 JUL | ||||
| 1 | Joseph Healey | 53.9e | ||
| 2 | Morgan Taylor | 2 yds bh1 | ||
| Note: Glenn Hardin finished first but was DQ’ed for running out | ||||
| of his lane. His time was 53.5 (53.54). The 1932 AAU Meet | ||||
| doubled as the Olympic Trials and Hardin was still placed on | ||||
| the Olympic team despite his disqualification. | ||||
| 1931 | ||||
| F: 440 yards; D: 04 JUL | ||||
| 1 | Victor Burke | 54.2 | ||
| 2 | Richard Pomeroy | |||
| 3 | Eugene Beatty | |||
| 4 | Richard Taylor | |||
| 1930 | ||||
| F: 440 yards; D: 23 AUG | ||||
| 1 | Richard Pomeroy | 53.1 | ||
| 2 | Clyde Blanchard | |||
| 3 | Art Holman | |||
| 4 | Julius Siegel | |||
| 1929 | ||||
| F: 440 yards; S/F: 5/5; D: 04 JUL | ||||
| 1 | Gordon Allott | 54.3 | ||
| 2 | Morgan Taylor | yds bh | ||
| 3 | Clyde Blanchard | yds bh2 | ||
| 4 | Warner Taylor | yds bh3 | ||
| 1928 | ||||
| F: 400 meters; S: Philadelphia; D: 05 JUL | ||||
| 1 | Morgan Taylor | 52.0 | MRm,ARm,WRm | |
| 2 | Frank Cuhel | |||
| 3 | John Gibson | |||
| 4 | Robert Maxwell | |||
| 1927 | ||||
| F: 440 yards; D: 02 JUL | ||||
| 1 | John Gibson | 52.6 | MRy,ARy,WRy | |
| 2 | Morgan Taylor | 1 yd bh | ||
| 3 | Richard Pomeroy | |||
| 4 | Kenneth Grumbles | |||
| 1926 | ||||
| F: 440 yards; D: 05 JUL | ||||
| 1 | Morgan Taylor | 55.0 | ||
| 2 | John Gibson | |||
| 3 | George Meyers | |||
| 4 | Walter Gegan | |||
| 1925 | ||||
| F: 440 yards; S/F: 6/6; D: 04 JUL | ||||
| 1 | Morgan Taylor | 53.8 | MRy | |
| 2 | John Gibson | |||
| 3 | Richard Pomeroy | |||
| 4 | Ivan Riley | |||
| 5 | Walter Gegan | |||
| 6 | Norman Dole | |||
| 1924 | ||||
| F: 440 yards; D: 06 SEP | ||||
| 1 | Morgan Taylor | 54.5 | MRy | |
| 2 | Richard Oram | |||
| 3 | John Gibson | |||
| 4 | Chan Coulter | |||
| 1923 | ||||
| F: 440 yards; D: 01 SEP | ||||
| 1 | Ivan Riley | 55.4 | ||
| 2 | John Norton | |||
| 3 | Richard Oram | |||
| 4 | J. B. Hall | |||
| 1922 | ||||
| F: 440 yards; D: 09 SEP | ||||
| 1 | Joseph Hall | 56.5 | ||
| 2 | DeGay Ernst | |||
| 3 | George Stolley | |||
| 4 | Walter Gegan | |||
| 1921 | ||||
| F: 440 yards; D: 05 JUL | ||||
| 1 | August Desch | 53.4* | ||
| 2 | John Norton | |||
| 3 | Colon Kilby | |||
| 4 | John Sellers | |||
| *Desch’s time would have been a new meet and American record | ||||
| except that he turned over a hurdle, which in 1921 invalidated | ||||
| hurdle marks for record purposes. | ||||
| 1920 | ||||
| F: 440 yards; D: 17 JUL | ||||
| 1 | Frank Loomis | 55.0 | ||
| 2 | John Norton | |||
| 3 | August Desch | |||
| 4 | Charles Daggs | |||
| 1919 | ||||
| F: 440 yards; D: 13 SEP | ||||
| 1 | Floyd Smart | 55.6 | ||
| 2 | William Meanix | |||
| 3 | Jack Sellers | |||
| 4 | James Murray | |||
| 1918 | ||||
| F: 440 yards; D: 21 SEP | ||||
| 1 | Donald Hauser | 59.0 | ||
| 2 | F. J. Sauer | |||
| 3 | C. D. Sutphen | |||
| 4 | G. Schmonn | |||
| 1917 | ||||
| F: 440 yards; S/F: D: 13 SEP | ||||
| 1 | Floyd Smart | 54.8 | =MRy | |
| 2 | William Meanix | |||
| 3 | Walter Hummel | |||
| 4 | C. A. Walsh | |||
| 1916 | ||||
| F: 440 yards; S/F: 4/4; D: 09 SEP | ||||
| 1 | Walter Hummel | 54.8 | MRy | |
| 2 | William Meanix | |||
| 3 | C. A. Hoenish | |||
| 4 | Robert Ferguson | |||
| 1915 | ||||
| F: 440 yards straight S/F: 4/4; W: ”excessive”; D: 07 AUG | ||||
| 1 | William Meanix | 52.6Sw | ||
| 2 | Eugene Lighter | |||
| 3 | Harry Goelitz | |||
| 4 | A. F. Muenter | |||
| 1914 | ||||
| F: 440 yards; S/F: 4/4; D: 12 SEP | ||||
| 1 | William Meanix | 57.8 | MRy | |
| 2 | Henry Schaaf | |||
| 3 | H. M. Martin | |||
| 4 | C. A. Walsh | |||