| Event | Time | Meet | Date |
|---|---|---|---|
| 100m Backstroke | 1:16.24 | 2026 Mallards Winter LC Invitational | 2026-01-30 |
| 100m Backstroke | 1:15.16 | BAC Team Showdown 2025 | 2025-12-12 |
| 100m Breaststroke | 1:20.10 | BAC Team Showdown 2025 | 2025-12-12 |
| 100m Butterfly | 1:14.60 | Western Region Short Course Championships | 2026-02-12 |
| 100m Freestyle | 1:04.16 | BAC Team Showdown 2025 | 2025-12-12 |
| 100m IM | 1:17.14 | 2025 MMST Dash 4 Cash | 2025-10-18 |
| 200m Backstroke | 2:45.22 | 2025 NYAC Cup | 2025-11-14 |
| 200m Breaststroke | 2:54.30 | BAC Team Showdown 2025 | 2025-12-12 |
| 200m Butterfly | 3:10.05 | CAJ In-House Meet #1 | 2025-10-25 |
| 200m Freestyle | 2:31.71 | 2026 Mallards Winter LC Invitational | 2026-01-30 |
| 200m Freestyle | 2:34.24 | 2025 NYAC Cup | 2025-11-14 |
| 200m IM | 2:46.22 | 2026 Mallards Winter LC Invitational | 2026-01-30 |
| 200m IM | 2:43.37 | Western Region Short Course Championships | 2026-02-12 |
| 400m Freestyle | 5:37.76 | 2025 NYAC Cup | 2025-11-14 |
| 400m IM | 5:52.63 | 2025 NYAC Cup | 2025-11-14 |
| 50m Backstroke | 35.68 | CAJ In-House Meet #2 | 2025-11-22 |
| 50m Breaststroke | 37.35 | 2026 Mallards Winter LC Invitational | 2026-01-30 |
| 50m Breaststroke | 37.10 | Western Region Short Course Championships | 2026-02-12 |
| 50m Butterfly | 32.54 | Western Region Short Course Championships | 2026-02-12 |
| 50m Freestyle | 29.14 | 2026 Mallards Winter LC Invitational | 2026-01-30 |
| 50m Freestyle | 29.40 | BAC Team Showdown 2025 | 2025-12-12 |
| 800m Freestyle | 12:02.95 | 2026 Mallards Winter LC Invitational | 2026-01-30 |
Colvin, Gavin's top personal bests include 100m Backstroke (1:16.24), 100m Backstroke (1:15.16), 100m Breaststroke (1:20.10), 100m Butterfly (1:14.60), 100m Freestyle (1:04.16).
Colvin, Gavin swims for Cambridge Aquajets.
Colvin, Gavin has competed in 8 meets.