| Event | Time | Meet | Date |
|---|---|---|---|
| 100m Backstroke | 1:21.51 | Winter Waves Invitational | 2026-03-13 |
| 100m Breaststroke | 1:43.15 | Bluefins Fall Pentathlon | 2025-11-14 |
| 100m Freestyle | 1:14.36 | Winter Waves Invitational | 2026-03-13 |
| 200m Backstroke | 2:56.62 | Winter Waves Invitational | 2026-03-13 |
| 200m Freestyle | 2:51.06 | Icebreaker Invitational | 2026-01-30 |
| 200m IM | 3:06.68 | Winter Waves Invitational | 2026-03-13 |
| 50m Backstroke | 39.38 | Icebreaker Invitational | 2026-01-30 |
| 50m Butterfly | 37.81 | Winter Waves Invitational | 2026-03-13 |
| 50m Freestyle | 34.01 | Winter Waves Invitational | 2026-03-13 |
Thomas, Gabrielle's top personal bests include 100m Backstroke (1:21.51), 100m Breaststroke (1:43.15), 100m Freestyle (1:14.36), 200m Backstroke (2:56.62), 200m Freestyle (2:51.06).
Thomas, Gabrielle swims for St. John's Legends Swim Club.
Thomas, Gabrielle has competed in 4 meets.