| Event | Time | Meet | Date |
|---|---|---|---|
| 100m Backstroke | 1:18.02 | GHAC Winter Invitational SCM | 2026-03-06 |
| 100m Breaststroke | 1:24.11 | Western Region Short Course Championships | 2026-02-12 |
| 100m Butterfly | 1:32.41 | GHAC Winter Invitational SCM | 2026-03-06 |
| 100m Freestyle | 1:06.90 | Western Region Short Course Championships | 2026-02-12 |
| 100m IM | 1:19.99 | 2025 MMST Dash 4 Cash | 2025-10-18 |
| 200m Breaststroke | 2:57.97 | Western Region Short Course Championships | 2026-02-12 |
| 200m Freestyle | 2:26.36 | Western Region Short Course Championships | 2026-02-12 |
| 200m IM | 2:54.48 | GHAC Winter Invitational SCM | 2026-03-06 |
| 400m Freestyle | 5:08.13 | Western Region Short Course Championships | 2026-02-12 |
| 50m Backstroke | 37.31 | GHAC Winter Invitational SCM | 2026-03-06 |
| 50m Breaststroke | 38.15 | Western Region Short Course Championships | 2026-02-12 |
| 50m Butterfly | 40.64 | GHAC Winter Invitational SCM | 2026-03-06 |
| 50m Freestyle | 30.83 | Western Region Short Course Championships | 2026-02-12 |
Parkinson, Thomas's top personal bests include 100m Backstroke (1:18.02), 100m Breaststroke (1:24.11), 100m Butterfly (1:32.41), 100m Freestyle (1:06.90), 100m IM (1:19.99).
Parkinson, Thomas swims for Club Warriors Swimming.
Parkinson, Thomas has competed in 7 meets.