| Event | Time | Date | Name | Meet | History |
|---|---|---|---|---|---|
| 50 Free | 19.76 | March 13, 2024 | Ahmed Ismail | NCAA Division II Championship | |
| 100 Free | 43.20 | March 16, 2024 | Nico Jacinto | NCAA Division II Championship | |
| 200 Free | 1:35.20 | March 10, 2022 | Ruben Leeuwen | NCAA Division II Championship | |
| 500 Free | 4:25.19 | Feb. 12, 2015 | Victor Tarin | Great Lakes Valley Conference Championships | |
| 1000 Free | 9:11.77 | March 9, 2011 | Kevin Coates | NCAA Division II Championships | |
| 1650 Free | 15:20.71 | March 12, 2011 | Kevin Coates | NCAA Division II Championships | |
| 50 Back | 21.33 | March 13, 2024 | Nico Jacinto | NCAA Division II Championship | |
| 100 Back | 46.19 | March 14, 2024 | Nico Jacinto | NCAA Division II Championship | |
| 200 Back | 1:46.34 | Feb. 11, 2017 | Mads Knoblauch | Great Lakes Valley Conference Championships | |
| 50 Breast | 25.74 | Dec. 2, 2022 | Jabari Ramsey | Valparaiso vs. Butler vs. Lewis | |
| 100 Breast | 53.38 | Feb. 9, 2024 | Ahmed Ismail | Great Lakes Valley Conference Championships | |
| 200 Breast | 1:58.25 | March 16, 2024 | Ahmed Ismail | NCAA Division II Championship | |
| 50 Fly | 22.13 | Oct. 13, 2023 | Nico Jacinto | Lewis vs Illinois Wesleyan | |
| 100 Fly | 47.49 | Feb. 24, 2024 | Davidson Vincent | Midwest Invitational | |
| 200 Fly | 1:47.31 | Feb. 14, 2020 | Ruben Leeuwen | Great Lakes Valley Conference Championships | |
| 100 IM | 52.19 | Dec. 2, 2022 | Ari Kissel | Valparaiso vs. Butler vs. Lewis | |
| 200 IM | 1:47.78 | Feb. 7, 2024 | Kirill Sidorko | Great Lakes Valley Conference Championships | |
| 400 IM | 3:50.88 | Feb. 8, 2024 | Kirill Sidorko | Great Lakes Valley Conference Championships | |
| 200 Free Relay | 1:18.93 | March 15, 2024 | Ismail, Cunha, Jacinto, Semenov | NCAA Division II Championship | |
| 400 Free Relay | 2:55.17 | March 16, 2024 | Ismail, Vincent, Jacinto, Semenov | NCAA Division II Championship | |
| 800 Free Relay | 6:38.87 | Nov. 18, 2022 | Sidorko, May, Smedley, Burmaoglu | House of Champions Invitational | |
| 200 Medley Relay | 1:25.92 | March 13, 2024 | Jacinto, Ismail, Vincent, Semenov | NCAA Division II Championship | |
| 400 Medley Relay | 3:08.46 | March 14, 2024 | Jacinto, Ismail, Vincent, Semenov | NCAA Division II Championship |
