| Event | Time | Meet | Date |
|---|---|---|---|
| 100m Backstroke | 1:41.41 | UCSC Spring Start-up | 2026-04-25 |
| 100m Backstroke | 1:48.86 | UCSC Fall Back Invitational | 2025-11-07 |
| 100m Breaststroke | 1:54.12 | UCSC Grand Prix | 2026-01-30 |
| 100m Freestyle | 1:29.15 | UCSC Spring Start-up | 2026-04-25 |
| 100m Freestyle | 1:31.46 | UCSC Grand Prix | 2026-01-30 |
| 200m Backstroke | 3:47.04 | UCSC Grand Prix | 2026-01-30 |
| 200m Freestyle | 3:30.18 | UCSC Holiday Classic | 2025-12-13 |
| 400m Freestyle | 7:05.85 | UCSC Grand Prix | 2026-01-30 |
| 50m Backstroke | 47.73 | UCSC Holiday Classic | 2025-12-13 |
| 50m Breaststroke | 54.31 | UCSC Holiday Classic | 2025-12-13 |
| 50m Butterfly | 51.16 | UCSC Fall Back Invitational | 2025-11-07 |
| 50m Freestyle | 39.28 | UCSC Spring Start-up | 2026-04-25 |
| 50m Freestyle | 42.46 | UCSC Grand Prix | 2026-01-30 |
Tham, Gerlynn's top personal bests include 100m Backstroke (1:41.41), 100m Backstroke (1:48.86), 100m Breaststroke (1:54.12), 100m Freestyle (1:29.15), 100m Freestyle (1:31.46).
Tham, Gerlynn swims for Calgary Swimming.
Tham, Gerlynn has competed in 4 meets.