| Event | Time | Meet | Date |
|---|---|---|---|
| 100m Backstroke | 1:52.91 | Hard off the Block Invitational | 2026-02-20 |
| 100m Freestyle | 1:37.61 | Hard off the Block Invitational | 2026-02-20 |
| 100m IM | 2:08.27 | Bluefins Fall Pentathlon | 2025-11-14 |
| 200m Freestyle | 3:41.41 | Hard off the Block Invitational | 2026-02-20 |
| 50m Backstroke | 53.08 | Bluefins Fall Pentathlon | 2025-11-14 |
| 50m Breaststroke | 53.66 | Hard off the Block Invitational | 2026-02-20 |
| 50m Butterfly | 1:04.73 | Bluefins Fall Pentathlon | 2025-11-14 |
| 50m Freestyle | 41.03 | Hard off the Block Invitational | 2026-02-20 |
Coombs, Gweneth's top personal bests include 100m Backstroke (1:52.91), 100m Freestyle (1:37.61), 100m IM (2:08.27), 200m Freestyle (3:41.41), 50m Backstroke (53.08).
Coombs, Gweneth swims for Mount Pearl Marlins.
Coombs, Gweneth has competed in 2 meets.