| 100 | Paweł Januszewski |  | 48.17 | | Aug 20, 1998 | Népstadion, Budapest (HUN) |
| 100 | Naman Keita |  | 48.17 | | Jul 23, 2004 | Stade de France, Paris-St-Denis (FRA) |
| 100 | Jeffery Gibson |  | 48.17 | | Aug 25, 2015 | National Stadium, Beijing (CHN) |
| 104 | Eric Futch |  | 48.18 | | Jun 25, 2017 | Sacramento, CA (USA) |
| 104 | Torrance Zellner | | 48.18 | | Aug 14, 1996 | Zürich (SUI) |
| 106 | TJ Tj Holmes | | 48.20 | | Sep 30, 2019 | Khalifa International Stadium, Doha (QAT) |
| 107 | Tyri Donovan |  | 48.21 | | Sep 17, 2025 | National Stadium, Tokyo (JPN) |
| 108 | Adam Kunkel |  | 48.24 | | Jul 27, 2007 | Rio de Janeiro (BRA) |
| 108 | Erick Keter |  | 48.24 | | Aug 17, 1993 | Gottlieb-Daimler Stadion, Stuttgart (GER) |
| 110 | Matic Ian Guček |  | 48.25 | | Aug 8, 2025 | Štadión SNP, Banská Bystrica (SVK) |
| 111 | Ayden Owens-Delerme |  | 48.26 | | May 13, 2023 | LSU Bernie Moore Stadium, Baton Rouge, LA (USA) |
| 111 | Michael Stigler | | 48.26 | | Jun 25, 2017 | Sacramento, CA (USA) |
| 111 | Derrick Williams | | 48.26 | | Jun 23, 2007 | Indianapolis, IN (USA) |
| 111 | Kazuhiko Yamazaki |  | 48.26 | | May 8, 1999 | Osaka (JPN) |
| 115 | Jiří Mužík |  | 48.27 | | Aug 3, 1997 | Olympic Stadium, Athina (GRE) |
| 115 | Wiseman Were Mukhobe | | 48.27 | | Sep 15, 2025 | National Stadium, Tokyo (JPN) |
| 117 | Tranel Hawkins | | 48.28 | | Jun 18, 1984 | Los Angeles, CA (USA) |
| 117 | Everson Teixeira |  | 48.28 | | Jul 31, 1996 | Olympic Stadium, Atlanta, GA (USA) |
| 117 | Rohan Robinson |  | 48.28 | | Jul 31, 1996 | Olympic Stadium, Atlanta, GA (USA) |
| 120 | Bassem Hemeida |  | 48.29 | | Sep 17, 2025 | National Stadium, Tokyo (JPN) |
| 120 | Ja'qualon Scott | | 48.29 | | Jun 13, 2025 | Hayward Field, Eugene, OR (USA) |
| 120 | Andre Clarke |  | 48.29 | | Jun 9, 2018 | Montverde, FL (USA) |
| 123 | Alastair Chalmers | | 48.30 | | Jun 8, 2025 | Bungertstadion, Rehlingen (GER) |
| 123 | Ibou Faye |  | 48.30 | | Sep 17, 1999 | Johannesburg (RSA) |
| 123 | Neil Gardner | | 48.30 | | Jul 31, 1996 | Olympic Stadium, Atlanta, GA (USA) |
| 126 | İsmail Nezir |  | 48.33 | | Jul 19, 2025 | Fana Stadion, Bergen (NOR) |
| 127 | Shunji Karube | | 48.34 | | Oct 5, 1997 | Tokyo (JPN) |
| 127 | McClinton Neal | | 48.34 | | Jul 8, 1992 | Stade Olympique de la Pontaise, Lausanne (SUI) |
| 127 | Vasiliy Arkhipenko |  | 48.34 | | Aug 4, 1979 | Torino (ITA) |
| 130 | Niklas Wallenlind |  | 48.35 | | Aug 5, 1992 | Estadio Olímpico, Barcelona (ESP) |
| 131 | Nick Smidt |  | 48.36 | | Jul 2, 2023 | Stade de La Charrière, La Chaux-de-Fonds (SUI) |
| 131 | Assinie Wilson | | 48.36 | | Jun 28, 2024 | National Stadium, Kingston (JAM) |
| 133 | Reuben Mccoy | | 48.37 | | Jun 28, 2008 | Eugene, OR (USA) |
| 134 | David Kendziera | | 48.38 | | Jun 26, 2021 | Hayward Field, Eugene, OR (USA) |
| 134 | Taylor Mclaughlin | | 48.38 | | Jun 3, 2023 | Vanderbilt Track, Nashville, TN (USA) |
| 136 | Abdelmalik Lahoulou |  | 48.39 | | Sep 28, 2019 | Khalifa International Stadium, Doha (QAT) |
| 136 | Octavius Terry | | 48.39 | | Jun 15, 1997 | Indianapolis, IN (USA) |
| 136 | Quentin Wheeler | | 48.39 | | Jun 17, 1979 | Walnut, CA (USA) |
| 139 | Mamadou Kasse Hann | | 48.40 | | Jun 10, 2017 | Genève (SUI) |
| 139 | Patryk Dobek | | 48.40 | | Aug 23, 2015 | National Stadium, Beijing (CHN) |
| 139 | Gennadiy Gorbenko |  | 48.40 | | Sep 25, 2000 | Olympic Stadium, Sydney (AUS) |
| 142 | Takayuki Kishimoto | | 48.41 | | Jun 9, 2012 | Osaka (JPN) |
| 142 | Vít Müller | | 48.41 | | Jun 30, 2024 | Stadion Mládeže, Zlín (CZE) |
| 144 | Kemorena Tisang |  | 48.42 | | Aug 9, 2025 | Putbosstadion, Oordegem (BEL) |
| 144 | Seamus Derbyshire | | 48.42 | | Jun 21, 2025 | Centre sportif Bout-du-Monde, Genève (SUI) |
| 144 | Roxroy Cato | | 48.42 | | Jun 4, 2024 | Alumni Stadium, Guelph (CAN) |
| 144 | David Lee | | 48.42 | | Aug 24, 1983 | Zürich (SUI) |
| 148 | Saad Hinti |  | 48.44 | | May 17, 2025 | Un. of Kentucky Outdoor Track Facility, Lexington, KY (USA) |
| 148 | Harry Schulting | | 48.44 | | Sep 12, 1979 | Ciudad de México (MEX) |
| 150 | Constantin Preis |  | 48.45 | | Jul 9, 2023 | Auestadion, Kassel (GER) |
