This is the complete list of Pan American Games medalists in swimming for men's, women's, and mixed relay events. Swimming has been a part of the Pan American Games since the Games' first edition in 1951.
| Games | Gold | Silver | Bronze | |||
|---|---|---|---|---|---|---|
| 1987 | | 22.55 | | 22.84 | | 23.39 |
| 1991 | | 22.60 | | 22.61 | | 22.82 |
| 1995 | | 22.65 | | 22.71 | | 22.75 |
| 1999 | | 22.24 | | 22.46 | | 22.79 |
| 2003 | | 22.40 | | 22.42 | | 22.43 |
| 2007 | | 21.84 | | 22.18 | | 22.30 |
| 2011 | | 21.58 | | 22.05 | | 22.15 |
| 2015 | | 21.86 | | 21.91 | | 22.17 |
| 2019 | | 21.61 | | 21.87 | | 21.99 |
| 2023 | | 21.85 | | 21.90 | | 22.13 |
| Games | Gold | Silver | Bronze | |||
|---|---|---|---|---|---|---|
| 2019 | | 7:54.50 | | 7:56.37 | | 7:56.78 |
| 2023 | | 7:53.01 | | 7:54.46 | | 7:58.96 |
* The 1951 event was not a 4 × 100 m but a 3×100m medley relay
| Games | Gold | Silver | Bronze | |||
|---|---|---|---|---|---|---|
| 2007 | | 2:02:24.1 | | 2:02:29.2 | | 2:03:53.7 |
| 2011 | | 1:57:31.0 | | 1:57:31.3 | | 1:57:33.9 |
| 2015 | | 1:54:03.6 | | 1:54:07.4 | | 1:54:09.2 |
| 2019 | | 1:53:46.7 | | 1:54:02.7 | | 1:54:03.6 |
| 2023 | | 1:50:23.4 | | 1:50:23.6 | | 1:50:23.8 |
| Games | Gold | Silver | Bronze | |||
|---|---|---|---|---|---|---|
| 1987 | | 26.09 | | 26.32 | | 26.34 |
| 1991 | | 26.01 | | 26.26 | | 26.45 |
| 1995 | | 25.40 | | 26.19 | | 26.54 |
| 1999 | | 25.50 | | 25.78 | | 26.10 |
| 2003 | | 25.24 | | 25.44 | | 25.62 |
| 2007 | | 25.14 | | 25.22 | | 25.46 |
| 2011 | | 25.09 | | 25.23 | | 25.24 |
| 2015 | | 24.38 | | 24.55 | | 24.66 |
| 2019 | | 24.88 | | 25.03 | | 25.14 |
| 2023 | | 24.84 | Not awarded | | 24.88 | |
| Games | Gold | Silver | Bronze | |||
|---|---|---|---|---|---|---|
| 2019 | | 16:16.54 | | 16:18.19 | | 16:23.23 |
| 2023 | | 16:13.59 | | 16:14.59 | | 16:19.89 |
* The 1951 event was not a 4×100 m but a 3×100 m medley relay
| Games | Gold | Silver | Bronze | |||
|---|---|---|---|---|---|---|
| 2007 | | 2:13:47.6 | | 2:13:48.4 | | 2:13:50.5 |
| 2011 | | 2:04:11.5 | | 2:05:51.3 | | 2:05:52.2 |
| 2015 | | 2:03:17.0 | | 2:03:17.0 | | 2:03:17.1 |
| 2019 | | 2:00:51.9 | | 2:01:23.2 | | 2:01:24.0 |
| 2023 | | 1:56:16.4 | | 1:57:29.4 | | 1:57:51.1 |