| 50 Freestyle | 2/22/13 |
Bryan Nuckles | 21.31 | Centennial Championships |
| 2/23/91 | Rob Newman | 21.49 | MAC Championships | |
| 2/25/89 | John Ehlman | 21.84 | MAC Championships | |
| 2/23/91 | Matt Cook | 22.11 | MAC Championships | |
| 2/22/80 | Mike O'Loughlin | 22.19 | MAC Championships | |
| 1/17/15 | Stevie Hoyt | 22.14 | Dickinson | |
| 2/20/04 | Nick Grigsby | 22.26 | Centennial Championships | |
| 2/17/06 | Dan Lebost | 22.41 | Centennial Championships | |
| 2/16/01 | Ben Neely | 22.42 | Centennial Championships | |
| 2/20/09 | James Eu | 22.66 | Centennial Championships | |
| 100 Freestyle | 2/24/13 |
Bryan Nuckles | 46.97 | Centennial Championships |
| 2/22/91 | Rob Newman | 47.49 | MAC Championships | |
| 11/17/12 | Brad Brooks | 47.47 | St. Mary's | |
| 2/21/14 | Pat Rogers | 48.87 | Centennial Championships | |
| 2/24/08 | Chris Reed | 48.95 | Centennial Championships | |
| 2/25/89 | John Ehlman | 49.38 |
MAC Championships | |
| 2/21/09 | James Eu | 49.47 | Centennial Championships | |
| 2/22/98 | Aaron Berenyi | 49.53 | Centennial Championships | |
| 11/22/14 | Stevie Hoyt | 49.53 | St. Mary's | |
| 2/23/08 | Wes Henry | 49.76 | Centennial Championships | |
| 200 Freestyle | 2/23/14 | Brad Brooks | 1:41.22 | Centennial Championships |
| 2/23/91 | Rob Newman | 1:44.18 | MAC Championships | |
| 10/28/06 | Chris Jarvis | 1:45.52 | Susquehanna | |
| 2/19/00 | Chris Clemmens* | 1:46.05 | Centennial Championships | |
| 2/23/13 | Bryan Nuckles* | 1:46.05 | Centennial Championships | |
| 2/18/12 | Pat Rogers | 1:46.08 | Centennial Championships (GC) | |
| 2/21/09 | James Eu | 1:47.18 | Centennial Championships | |
| 2/21/09 | Stephen Gomez | 1:48.41 | Centennial Championships | |
| 12/3/02 | Dan Pickett | 1:48.43 | Elizabethtown | |
| 2/21/97 | Aaron Corbett | 1:49.25 | Centennial Championships | |
| 500 Freestyle | 3/20/13 |
Brad Brooks | 4:29.30 | NCAA Championships |
| 2/23/96 | Paul Matkovic | 4:46.36 | Centennial Championships | |
| 2/22/02 | Dan Pickett | 4:51.03 | Centennial Championships | |
| 2/17/12 |
Pat Rogers |
4:51.10 |
Cent. Championships (GC) |
|
| 2/22/08 |
Stephen Gomez | 4:52.25 |
Centennial Championships |
|
| 12/5/00 |
Chris Clemmens |
4:57.18 |
Elizabethtown |
|
| 2/20/04 |
Mark Yankovich | 4:58.02 |
Centennial Championships |
|
| 2/5/03 | Matt Easterday |
5:02.76 |
Franklin & Marshall | |
| 1/24/09 |
Morgan DeHart |
5:03.41 | Susquehanna | |
| 2/18/11 | Chris Steinheimer | 5:03.45 |
Cent. Championships (GC) |
|
| 1000 Freestyle | 3/23/13 | Brad Brooks | 9:23.95# | NCAA Championships |
| 2/22/09 | Stephen Gomez | 10:10.81 | Centennial Championships | |
| 2/24/02 | Dan Pickett | 10:10.93 | Centennial Championships | |
| 2/10/95 | Paul Matkovic | 10:12.81 | Washington | |
| 11/11/00 | Chris Clemmens | 10:24.61 | Albright | |
| 2/22/04 | Mark Yankovich | 10:31.83 | Centennial Championships | |
| 1/15/03 | Matt Easterday | 10:33.83 | Goucher | |
| 1/24/09 | Morgan DeHart | 10:35.46 | Susquehanna | |
| 2/22/98 | Chris Drawbaugh | 10:36.58 | Centennial Championships | |
| 1/15/11 | Pat Rogers | 10:41.21 | Dickinson at Home | |
| # swam as split in 1650 free | ||||
| 1650 Freestyle | 3/23/13 |
Brad Brooks | 15:31.60 | NCAA Championships |
| 2/24/02 | Dan Pickett | 16:45.97 | Centennial Championships | |
| 2/22/09 | Stephen Gomez | 16:54.38 | Centennial Championships | |
| 2/22/04 | Mark Yankovich | 17:16.57 | Centennial Championships | |
| 2/24/08 | Morgan DeHart | 17:32.96 | Centennial Championships | |
| 2/22/98 | Chris Drawbaugh | 17:34.94 | Centennial Championships | |
| 1/21/95 | Paul Matkovic | 17:44.14 | Swarthmore | |
| 2/19/11 | Chris Steinheimer | 17:48.85 | Cent. Championships (GC) | |
| 2/20/94 | Kevin Lundell | 17:49.51 | Centennial Championships | |
| 2/23/90 | Matt Gebhard | 17:50.52 | MAC Championships | |
| 100 Butterfly | 2/21/14 | Stevie Hoyt | 53.31 | Centennial Championships |
| 2/23/08 | Chris Reed | 53.52 | Centennial Championships | |
| 2/29/92 | Matt Cook | 54.24 | MAC Championships | |
| 2/18/12 | Jesse Mills | 54.51 | Centennial Championships (GC) | |
| 11/12/14 | Garrett Merlino | 54.87 | Gettysburg | |
| 2/20/99 | Luke Page | 55.09 | Centennial Championships | |
| 1/19/08 | Stephen Gomez | 55.16 | Dickinson | |
| 12/2/03 | Dan Pickett | 55.55 | Elizabethtown | |
| 2/9/13 | Brad Brooks | 55.58 | Washington | |
| 1/23/15 | Justin Allen | 55.76 | Franklin & Marshall | |
| 200 Butterfly | 2/24/02 | Matt Easterday* | 1:58.76 | Centennial Championships |
| 2/22/04 | Dan Pickett* | 1:58.76 | Centennial Championships | |
| 11/15/13 | Brad Brooks | 1:58.96 | St. Mary's | |
| 2/20/10 | Stephen Gomez | 1:59.16 | Centennial Championships | |
| 2/26/88 | Mark Woodard | 2:01.97 | MAC Championships | |
| 2/20/10 | Jono Leafblad | 2:04.43 | Centennial Championships | |
| 2/22/09 | Jason Harder | 2:04.52 | Centennial Championships | |
| 2/9/78 | Dave Binckley | 2:05.50 | York | |
| 3/1/92 | Matt Cook | 2:06.47 | MAC Championships | |
| 2/24/02 | Jason Stackhouse | 2:06.72 | Centennial Championships | |
| 100 Backstroke | 2/23/02 | Alex Spry | 54.98 | Centennial Championships |
| 12/7/13 | Brad Brooks | 55.07 | Hood College | |
| 2/19/00 | Chris Clemmens | 55.85 | Centennial Championships | |
| 2/20/04 | Dan Pickett | 55.93 | Centennial Championships | |
| 11/16/13 | Stevie Hoyt | 56.30 | Ursinus | |
| 11/5/11 | Jon Hartzel | 56.46 | Home v. Swarthmore | |
| 2/16/07 | Chris Reed | 56.93 | Centennial Championships | |
| 2/18/95 | Mike Welter | 57.13 | Centennial Championships | |
| 2/21/04 | Erich Bass* | 57.33 | Centennial Championships | |
| 2/19/11 | Bryan Nuckles * | 57.33 | Cent. Championships (GC) | |
| 200 Backstroke | 1/24/15 | Brad Brooks | 1:57.66 | Elizabethtown |
| 12/7/03 | Dan Pickett | 1:59.39 | F&M Invitational | |
| 2/19/12 | Stevie Hoyt | 2:00.53 | Centennial Championships (GC) | |
| 2/20/00 | Chris Clemmens | 2:00.64 | Centennial Championships | |
| 2/20/11 | Pat Rogers | 2:03.88 | Cent. Championships (GC) | |
| 2/19/95 | Mike Welter | 2:04.17 | Centennial Championships | |
| 2/24/02 | Alex Spry | 2:05.14 | Centennial Championships | |
| 11/22/14 | Adam Holmy | 2:05.19 | St. Mary's | |
| 2/22/04 | Erich Bass | 2:05.26 | Centennial Championships | |
| 2/22/09 | Scott Cammarata | 2:05.56 | Centennial Championships | |
| 100 Breaststroke | 2/21/14 | Justin Allen | 57.11 | Centennial Championships |
| 2/17/07 | Chris Reed | 58.92 | Centennial Championships | |
| 2/22/97 | Peter Fuller | 59.47 | Centennial Championships | |
| 11/01/14 | Justin Allen | 1:00.82 | Swarthmore | |
| 2/21/04 | Nick Grigsby | 1:01.06 | Centennial Championships | |
| 11/12/14 | Brad Brooks | 1:01.80 | Gettysburg | |
| 2/25/80 | Mike O'Loughlin | 1:01.92 | MAC Championships | |
| 2/20/11 | Morgan DeHart | 1:02.22 | Cent. Championships (GC) | |
| 2/18/12 | James Eu | 1:02.37 | Centennial Championships (GC) | |
| 2/17/07 | Mark Yankovich | 1:03.11 | Centennial Championships | |
| 200 Breaststroke | 2/22/14 | Justin Allen | 2:10.09 | Centennial Championships |
| 2/18/07 | Chris Reed | 2:10.41 | Centennial Championships | |
| 2/23/97 | Peter Fuller | 2:12.69 | Centennial Championships | |
| 1/24/15 | Brad Brooks | 2:13:13 | Elizabethtown | |
| 2/25/96 | Paul Matkovic | 2:14.05 | Centennial Championships | |
| 2/23/03 | Nick Grigsby | 2:16.49 | Centennial Championships | |
| 2/20/11 | Jono Leafblad | 2:17.15 | Cent. Championships (GC) | |
| 2/20/87 | Mark Woodard | 2:17.30 | MAC Championships | |
| 2/22/09 | James Eu | 2:17.46 | Centennial Championships | |
| 2/23/80 | Mike O'Loughlin | 2:17.79 | MAC Championships | |
| 200 IM | 2/7/15 | Brad Brooks | 1:55.71 | Washington (Md) |
| 2/20/04 | Dan Pickett | 1:57.36 | Centennial Championships | |
| 2/17/95 | Peter Fuller | 1:59.77 | Centennial Championships | |
| 2/22/08 | Chris Reed | 2:00.30 | Centennial Championships | |
| 2/17/12 | Stevie Hoyt | 2:00.66 | Centennial Championships (GC) | |
| 2/21/14 | Justin Allen | 2:02.70 | Centennial Championships (F&M) | |
| 2/18/11 | Morgan Dehart | 2:03.81 | Cent. Championships (GC) | |
| 2/20/87 | Mark Woodard | 2:03.84 | MAC Championships | |
| 2/19/99 | Aaron Corbett | 2:03.88 | Centennial Championships | |
| 11/22/14 | Adam Halmy | 2:04.19 | St. Mary's | |
| 400 IM | 2/23/13 |
Brad Brooks | 4:04.87 | Centennial Championships |
| 2/21/04 | Dan Pickett | 4:12.21 | Centennial Championships | |
| 2/17/07 | Stephen Gomez | 4:14.87 | Centennial Championships | |
| 2/26/96 | Paul Matkovic | 4:19.48 | Centennial Championships | |
| 2/22/03 | Matt Easterday | 4:20.34 | Centennial Championships | |
| 2/20/87 | Mark Woodard | 4:21.68 | MAC Championships | |
| 2/24/96 | Mike Welter | 4:25.65 | Centennial Championships | |
| 2/17/07 | Scott Camaratta | 4:27.11 | Centennial Championships | |
| 11/17/12 | Stevie Hoyt | 4:30.47 | St. Mary's | |
| 2/21/09 | Chris Bosco | 4:33.10 | Centennial Championships | |