Olympics – Men's Swimming Records
| Event | Time | Name | Nation | Games |
| 50 m freestyle | 21.07 | Caeleb Dressel | United States (USA) | 2020 Tokyo |
| 100 m freestyle | 47.02 | Caeleb Dressel | United States (USA) | 2020 Tokyo |
| 200 m freestyle | 1:42.96 | Michael Phelps | United States (USA) | 2008 Beijing |
| 400 m freestyle | 3:40.14 | Sun Yang | China (CHN) | 2012 London |
| 800 m freestyle | 7:41.28 | Mykhailo Romanchuck | Ukraine (UKR) | 2020 Tokyo |
| 1500 m freestyle | 14:31.02 | Sun Yang | China (CHN) | 2012 London |
| 100 m backstroke | 51.85 | Ryan Murphy | United States (USA) | 2016 Rio |
| 200 m backstroke | 1:53.27 | Evgeny Rylov | ROC (ROC) | 2020 Tokyo |
| 100 m breaststroke | 57.13 | Adam Peaty | Great Britain (GBR) | 2016 Rio |
| 200 m breaststroke | 2:06.38 | Zac Stubblety-Cook | Australia (AUS) | 2020 Tokyo |
| 100 m butterfly | 49.45 | Caeleb Dressel | United States (USA) | 2020 Tokyo |
| 200 m butterfly | 1:51.25 | Kristof Milak | Hungary (HUN) | 2020 Tokyo |
| 200 m individual medley | 1:54.23 | Michael Phelps | United States (USA) | 2008 Beijing |
| 400 m individual medley | 4:03.84 | Michael Phelps | United States (USA) | 2008 Beijing |
| 4×100 m freestyle relay | 3:08.24 | Michael Phelps, Garrett Weber-Gale, Cullen Jones, Jason Lezak | United States (USA) | 2008 Beijing |
| 4×200 m freestyle relay | 6:58.56 | Michael Phelps, Ryan Lochte, Ricky Berens, Peter Vanderkaay | United States (USA) | 2008 Beijing |
| 4×100 m medley relay | 3:26.78 | Ryan Murphy, Michael Andrew, Caeleb Dressel, Zach Apple | United States (USA) | 2020 Tokyo |
Updated: September 30, 2021 (Post-Tokyo)
