| 250 | Hassan El Kashief |  | 44.76 | | Jun 3, 1982 | Provo, UT (USA) |
| 252 | Kevin Little |  | 44.77 | | Apr 21, 1996 | Walnut, CA (USA) |
| 252 | Félix Stevens |  | 44.77 | | Feb 21, 1986 | Santiago de Cuba (CUB) |
| 252 | Jason Rouser | | 44.77 | | Jun 17, 1996 | Atlanta, GA (USA) |
| 252 | Kentaro Sato |  | 44.77 | | Aug 20, 2023 | Nemzeti Atlétikai Központ, Budapest (HUN) |
| 252 | Michael Joseph |  | 44.77 | | May 13, 2023 | John Jacobs Track Complex, Norman, OK (USA) |
| 252 | Kennedy Ochieng |  | 44.77 | | - | - |
| 252 | Davide Re |  | 44.77 | | Jun 30, 2019 | La Chaux-de-Fonds (SUI) |
| 252 | Demetrius Pinder |  | 44.77 | | Jun 23, 2012 | Nassau (BAH) |
| 252 | David Gillick |  | 44.77 | | Jul 4, 2009 | Madrid (ESP) |
| 252 | Tabarie Henry |  | 44.77 | | May 23, 2009 | Hutchinson, KS (USA) |
| 252 | Lansford Spence |  | 44.77 | | Jun 26, 2005 | Kingston (JAM) |
| 263 | Ja'Warren Hooker | | 44.78 | | Jul 15, 2000 | Sacramento, CA (USA) |
| 263 | Susumu Takano | | 44.78 | | Jun 16, 1991 | Tokyo (JPN) |
| 265 | Najee Glass | | 44.79 | | Apr 24, 2015 | Gainesville, FL (USA) |
| 265 | Pavel Maslák |  | 44.79 | | May 9, 2014 | Suhaim bin Hamad Stadium, Doha (QAT) |
| 265 | Marc Raquil |  | 44.79 | | Aug 26, 2003 | Stade de France, Paris-St-Denis (FRA) |
| 265 | Kyle Clemons | | 44.79 | | Jul 2, 2016 | Hayward Field, Eugene, OR (USA) |
| 265 | João Coelho |  | 44.79 | | Aug 3, 2023 | Shuangliu Sports Centre, Chengdu (CHN) |
| 265 | Lucas Carvalho |  | 44.79 | | Jul 29, 2023 | COTP Stadium, São Paulo (BRA) |
| 265 | Evan Clarke | | 44.79 | | May 29, 1993 | Abilene, TX (USA) |
| 272 | Wayne Collett | | 44.80 | | Sep 7, 1972 | - |
| 272 | Chris Whitlock | | 44.80 | | Jul 2, 1983 | Colorado Springs, CO (USA) |
| 272 | Richard Johnson | | 44.80 | | May 14, 2023 | John Jacobs Track Complex, Norman, OK (USA) |
| 272 | Jamaal Torrance | | 44.80 | | Jun 26, 2010 | Drake Stadium, Des Moines, IA (USA) |
| 272 | Joel Milburn |  | 44.80 | | Aug 18, 2008 | National Stadium, Beijing (CHN) |
| 272 | Kevin Kipkorir | | 44.80 | | Jun 27, 2025 | Nyayo National Stadium, Nairobi (KEN) |
| 278 | Danny Mccray | | 44.81 | | May 18, 1996 | Lubbock, TX (USA) |
| 278 | Oleksandr Pohorilko |  | 44.81 | | Jun 27, 2025 | Estadio Vallehermoso, Madrid (ESP) |
| 278 | Reheem Hayles | | 44.81 | | Jun 7, 2023 | Mike A. Myers Stadium, Austin, TX (USA) |
| 278 | Dubem Nwachukwu | | 44.81 | | Jun 7, 2023 | Mike A. Myers Stadium, Austin, TX (USA) |
| 278 | Calvin Smith | | 44.81 | | Apr 17, 2010 | Gainesville, FL (USA) |
| 283 | Jordan Boase | | 44.82 | | Apr 12, 2008 | Tempe, AZ (USA) |
| 283 | Jason Barton | | 44.82 | | May 15, 2004 | Tucson, AZ (USA) |
| 283 | Arman Gino Hall | | 44.82 | | Jun 21, 2013 | Drake Stadium, Des Moines, IA (USA) |
| 283 | Maxie Parks | | 44.82 | | Jun 12, 1976 | Westwood, CA (USA) |
| 283 | James Benson | | 44.82 | | May 13, 2023 | LSU Bernie Moore Stadium, Baton Rouge, LA (USA) |
| 283 | Wendell Mottley |  | 44.82 | | Aug 11, 1966 | Kingston (JAM) |
| 289 | Josh Mance | | 44.83 | | Jun 6, 2012 | Des Moines, IA (USA) |
| 289 | Ray Armstead | | 44.83 | | Aug 22, 1984 | Zürich (SUI) |
| 289 | Sunday Uti |  | 44.83 | | Aug 6, 1984 | Memorial Coliseum, Los Angeles, CA (USA) |
| 289 | Jude Monye | | 44.83 | | May 11, 1996 | Kingston (JAM) |
| 289 | Dane Hyatt | | 44.83 | | Jul 1, 2012 | Kingston (JAM) |
| 289 | Davian Clarke | | 44.83 | | Aug 23, 2004 | Olympic Stadium, Athina (GRE) |
| 289 | Anton Galkin |  | 44.83 | | Jul 31, 2004 | Tula (RUS) |
| 296 | Billy Mullins | | 44.84 | | May 11, 1980 | Westwood, CA (USA) |
| 296 | Matthew Boling | | 44.84 | | Jul 19, 2024 | Percy Beard Track, Gainesville, FL (USA) |
| 296 | Yousef Karam |  | 44.84 | | Apr 22, 2019 | Doha (QAT) |
| 296 | Jayden Davis | | 44.84 | | Apr 19, 2025 | Hilmer Lodge Stadium, Walnut, CA (USA) |
| 296 | Alvin Daniel | | 44.84 | | Jun 28, 1992 | Birmingham (GBR) |
