| 150 | Kariem Hussein |  | 48.45 | | Aug 8, 2015 | Zug (SUI) |
| 150 | Jesús David Delgado |  | 48.45 | | Jul 5, 2025 | Golęcin Stadion, Poznan (POL) |
| 150 | Dusán Kovács |  | 48.45 | | Aug 3, 1997 | Olympic Stadium, Athina (GRE) |
| 154 | Pieter De Villiers |  | 48.46 | | Jul 5, 2005 | Stade Olympique de la Pontaise, Lausanne (SUI) |
| 154 | Larry Cowling |  | 48.46 | | Jun 4, 1982 | Provo, UT (USA) |
| 154 | Justin Gaymon | | 48.46 | | Jun 29, 2008 | Eugene, OR (USA) |
| 154 | Yevgeniy Meleshenko |  | 48.46 | | Aug 31, 2001 | Beijing (CHN) |
| 154 | Dries Vorster | | 48.46 | | Apr 11, 1989 | Pretoria (RSA) |
| 154 | Shunta Inoue |  | 48.46 | | Sep 21, 2024 | Todoroki Stadium, Kawasaki (JPN) |
| 160 | Leford Green |  | 48.47 | | Jul 27, 2010 | Mayagüez (PUR) |
| 161 | Edgar Itt |  | 48.48 | | Jul 3, 1994 | Erfurt (GER) |
| 161 | Olaf Hense | | 48.48 | | Jun 26, 1993 | Roma (ITA) |
| 161 | Toma Tomov |  | 48.48 | | Aug 11, 1986 | Budapest (HUN) |
| 161 | James Walker | | 48.48 | | May 13, 1979 | Tuscaloosa, AL (USA) |
| 165 | Aron Kipchumba Koech |  | 48.49 | | Aug 16, 2016 | Estádio Olímpico, Rio de Janeiro (BRA) |
| 165 | Kemar Mowatt | | 48.49 | | Jun 9, 2017 | Eugene, OR (USA) |
| 165 | Isaiah Levingston | | 48.49 | | Jun 11, 2021 | Hayward Field, Eugene, OR (USA) |
| 168 | Boris Gorban |  | 48.50 | | Aug 8, 2001 | Commonwealth Stadium, Edmonton (CAN) |
| 168 | Byron Robinson | | 48.50 | | Jun 25, 2017 | Sacramento, CA (USA) |
| 168 | Markino Buckley | | 48.50 | | Aug 16, 2008 | National Stadium, Beijing (CHN) |
| 168 | Henry Amike |  | 48.50 | | Aug 31, 1987 | Stadio Olimpico, Roma (ITA) |
| 168 | Uwe Ackermann | | 48.50 | | Jul 9, 1982 | Karl Marx Stadt (GDR) |
| 173 | Shu Watanabe | | 48.51 | | Sep 21, 2024 | Todoroki Stadium, Kawasaki (JPN) |
| 173 | Ralph Mann | | 48.51 | | Sep 2, 1972 | Olympiastadion, München (GER) |
| 175 | Reggie Davis | | 48.52 | | May 23, 1987 | Knoxville, TN (USA) |
| 175 | Laurent Ottoz |  | 48.52 | | Jul 31, 1996 | Olympic Stadium, Atlanta, GA (USA) |
| 175 | Oskar Edlund |  | 48.52 | | Sep 15, 2025 | National Stadium, Tokyo (JPN) |
| 178 | Corde Long | | 48.53 | | Jun 9, 2023 | Mike A. Myers Stadium, Austin, TX (USA) |
| 178 | Amere Lattin | | 48.53 | | Jun 26, 2022 | Hayward Field, Eugene, OR (USA) |
| 180 | Thomas Goller | | 48.54 | | Jun 5, 1999 | Jena (GER) |
| 180 | Victor Ntweng |  | 48.54 | | Sep 15, 2025 | National Stadium, Tokyo (JPN) |
| 180 | Matthew Douglas |  | 48.54 | | Aug 28, 2003 | Daegu (KOR) |
| 183 | Aldrich Bailey Jr | | 48.55 | | Jun 26, 2021 | Hayward Field, Eugene, OR (USA) |
| 183 | Dean Griffiths | | 48.55 | | Jun 13, 2003 | Sacramento, CA (USA) |
| 183 | Tom Andrews | | 48.55 | | Jun 12, 1976 | Westwood, CA (USA) |
| 183 | Ian Weakley | | 48.55 | | Jun 24, 2003 | Trikala (GRE) |
| 183 | Jim Bolding | | 48.55 | | - | - |
| 183 | Sherman Armstrong | | 48.55 | | Jun 25, 2004 | Provo, UT (USA) |
| 189 | Stephen Flenoy | | 48.56 | | Jun 15, 1996 | Atlanta, GA (USA) |
| 189 | Pablo Andres Ibañez Guevara |  | 48.56 | | May 6, 2023 | Estadio Nacional - La Sabana, San José (CRC) |
| 191 | Sabelo Dhlamini | | 48.57 | | Apr 25, 2025 | McArthur Stadium, Potchefstroom (RSA) |
| 191 | Timofey Chalyy | | 48.57 | | Jul 18, 2016 | Moskva (RUS) |
| 193 | Kaito Tsutsue | | 48.58 | | May 12, 2024 | Yanmar Stadium Nagai, Osaka (JPN) |
| 193 | Kazuki Kurokawa | | 48.58 | | Aug 21, 2023 | Nemzeti Atlétikai Központ, Budapest (HUN) |
| 193 | Yeral Nuñez |  | 48.58 | | Jul 14, 2024 | Stadio G. Teghil, Lignano Sabbiadoro (ITA) |
| 193 | Sokwakhana Zazini | | 48.58 | | Apr 29, 2023 | National Stadium, Gaborone (BOT) |
| 193 | Reggie Wyatt | | 48.58 | | Jun 7, 2013 | Eugene, OR (USA) |
| 193 | Volker Beck | | 48.58 | | Aug 4, 1979 | Torino (ITA) |
| 199 | Hayato Shimoda | | 48.59 | | Sep 21, 2024 | Todoroki Stadium, Kawasaki (JPN) |
| 199 | Julien Bonvin | | 48.59 | | Jun 28, 2024 | Stadion Deutweg, Winterthur (SUI) |
