| 48 | Alexander Doom |  | 44.15 | | 10 jun 2024 | Stadio Olimpico, Roma (ITA) |
| 52 | Otis Harris |  | 44.16 | | 23 ago 2004 | Olympic Stadium, Athina (GRE) |
| 53 | Innocent Egbunike |  | 44.17 | | 19 ago 1987 | Letzigrund, Zürich (SUI) |
| 54 | Samson Kitur |  | 44.18 | | 3 ago 1992 | Estadio Olímpico, Barcelona (ESP) |
| 55 | Charles Gitonga | | 44.20 | | 28 jun 1996 | Nairobi (KEN) |
| 56 | Emmanuel Kipkurui Korir | | 44.21 | | 23 jun 2018 | Nairobi (KEN) |
| 56 | Ian Morris |  | 44.21 | | 3 ago 1992 | Estadio Olímpico, Barcelona (ESP) |
| 56 | Rai Benjamin | | 44.21 | | 8 abr 2023 | USC Cromwell Field at Loker Track Stadium, Los Angeles, CA (USA) |
| 59 | Gil Roberts | | 44.22 | | 24 jun 2017 | Sacramento, CA (USA) |
| 59 | Bryce Deadmon | | 44.22 | | 8 jul 2023 | Hayward Field, Eugene, OR (USA) |
| 61 | Kahmari Montgomery | | 44.23 | | 7 jun 2019 | Austin, TX (USA) |
| 62 | Emmanuel Bamidele | | 44.24 | | 9 jun 2023 | Mike A. Myers Stadium, Austin, TX (USA) |
| 62 | Tony Mcquay | | 44.24 | | 2 jul 2016 | Hayward Field, Eugene, OR (USA) |
| 64 | Ryan Willie | | 44.25 | | 9 jun 2023 | Mike A. Myers Stadium, Austin, TX (USA) |
| 64 | Trevor Stewart | | 44.25 | | 7 jun 2019 | Austin, TX (USA) |
| 64 | Karabo Sibanda |  | 44.25 | | 14 ago 2016 | Estádio Olímpico, Rio de Janeiro (BRA) |
| 67 | Alberto Juantorena |  | 44.26 | | 29 jul 1976 | Olympic Stadium, Montréal (CAN) |
| 68 | Antonio Pettigrew | | 44.27 | | 17 jun 1989 | Houston, TX (USA) |
| 68 | Alonzo Babers | | 44.27 | | 8 ago 1984 | Memorial Coliseum, Los Angeles, CA (USA) |
| 68 | Darold Williamson | | 44.27 | | 10 jun 2005 | Sacramento, CA (USA) |
| 71 | Tyree Washington | | 44.28 | | 12 may 2001 | Los Angeles, CA (USA) |
| 71 | Andrew Valmon | | 44.28 | | 19 jun 1993 | Eugene, OR (USA) |
| 73 | Derrick Brew | | 44.29 | | 16 may 1999 | Athens, GA (USA) |
| 73 | Letsile Tebogo | | 44.29 | | 18 mar 2024 | Bestmed Tuks Stadium, Pretoria (RSA) |
| 73 | Nathan Strother | | 44.29 | | 27 jul 2019 | Drake Stadium, Des Moines, IA (USA) |
| 73 | Sanderlei Parrela |  | 44.29 | | 26 ago 1999 | La Cartuja, Sevilla (ESP) |
| 77 | Noah Williams | | 44.30 | | 24 abr 2021 | LSU Bernie Moore Stadium, Baton Rouge, LA (USA) |
| 77 | LaMont Smith | | 44.30 | | 19 jun 1996 | Atlanta, GA (USA) |
| 77 | Gabriel Tiacoh |  | 44.30 | | 7 jun 1986 | Indianapolis, IN (USA) |
| 80 | Lythe Pillay |  | 44.31 | | 20 abr 2024 | Msunduzi Athletics Stadium, Pietermaritzburg (RSA) |
| 80 | Alejandro Cárdenas |  | 44.31 | | 26 ago 1999 | La Cartuja, Sevilla (ESP) |
| 82 | Thomas Schönlebe |  | 44.33 | | 3 sept 1987 | Stadio Olimpico, Roma (ITA) |
| 83 | Elija Godwin | | 44.34 | | 25 jun 2022 | Hayward Field, Eugene, OR (USA) |
| 83 | Darnell Hall | | 44.34 | | 5 jul 1995 | Stade Olympique de la Pontaise, Lausanne (SUI) |
| 85 | Andrew Rock | | 44.35 | | 12 ago 2005 | Olympiastadion, Helsinki (FIN) |
| 86 | Ali Khamis Khamis |  | 44.36 | | 14 ago 2016 | Estádio Olímpico, Rio de Janeiro (BRA) |
| 86 | Deon Lendore | | 44.36 | | 18 may 2014 | Lexington, KY (USA) |
| 86 | Iwan Thomas |  | 44.36 | | 13 jul 1997 | Birmingham (GBR) |
| 89 | Davis Kamoga |  | 44.37 | | 5 ago 1997 | Olympic Stadium, Athina (GRE) |
| 89 | Roger Black | | 44.37 | | 3 jul 1996 | Lausanne (SUI) |
| 89 | Mark Richardson | | 44.37 | | 9 jul 1998 | Bislett Stadion, Oslo (NOR) |
| 92 | Darren Clark |  | 44.38 | | 26 sept 1988 | Olympic Stadium, Seoul (KOR) |
| 92 | Bralon Taplin |  | 44.38 | | 15 jul 2016 | Stade Louis II, Monaco (MON) |
| 92 | Micahi Danzy | | 44.38 | | 17 may 2025 | Kentner Stadium Wake Forest University, Winston Salem, NC (USA) |
| 95 | Håvard Bentdal Ingvaldsen |  | 44.39 | | 20 ago 2023 | Nemzeti Atlétikai Központ, Budapest (HUN) |
| 96 | Lee Bhekempilo Eppie | | 44.40 | | 16 ago 2025 | Francistown Stadion, Francistown (BOT) |
| 96 | Jermaine Gonzales |  | 44.40 | | 22 jul 2010 | Stade Louis II, Monaco (MON) |
| 96 | Christopher Brown |  | 44.40 | | 6 jun 2008 | Bislett Stadion, Oslo (NOR) |
| 96 | Fred Newhouse | | 44.40 | | 29 jul 1976 | Olympic Stadium, Montréal (CAN) |
| 100 | David Verburg | | 44.41 | | 26 jun 2015 | Hayward Field, Eugene, OR (USA) |
