| Event | Time | Meet | Date |
|---|---|---|---|
| 100m Backstroke | 1:16.57 | UCSC Spring Start-up | 2026-04-25 |
| 100m Backstroke | 1:09.59 | Winter Provincial Trials | 2026-03-06 |
| 100m Butterfly | 1:11.96 | Western Transmountain Festival III | 2026-02-20 |
| 100m Butterfly | 1:10.65 | Winter Provincial Trials | 2026-03-06 |
| 100m Freestyle | 1:07.57 | UCSC Spring Start-up | 2026-04-25 |
| 100m Freestyle | 1:06.13 | Winter Provincial Trials | 2026-03-06 |
| 200m Backstroke | 2:49.98 | Summer Provincial Championships LC | 2025-07-24 |
| 200m Backstroke | 2:31.53 | Winter Provincial Trials | 2026-03-06 |
| 200m Freestyle | 2:38.41 | Summer Provincial Championships LC | 2025-07-24 |
| 200m Freestyle | 2:35.09 | UCSC Grand Prix | 2026-01-30 |
| 200m IM | 2:44.36 | UCSC Spring Start-up | 2026-04-25 |
| 200m IM | 2:41.53 | KCS 32nd MJB Law Classic SCM | 2025-12-12 |
| 50m Backstroke | 35.50 | Western Transmountain Festival III | 2026-02-20 |
| 50m Backstroke | 33.33 | Winter Provincial Trials | 2026-03-06 |
| 50m Breaststroke | 42.17 | UCSC Spring Start-up | 2026-04-25 |
| 50m Breaststroke | 41.22 | UCSC Grand Prix | 2026-01-30 |
| 50m Butterfly | 31.36 | UCSC Spring Start-up | 2026-04-25 |
| 50m Butterfly | 30.22 | Winter Provincial Trials | 2026-03-06 |
| 50m Freestyle | 30.21 | Western Transmountain Festival III | 2026-02-20 |
| 50m Freestyle | 29.71 | KCS 32nd MJB Law Classic SCM | 2025-12-12 |
Lam, Isabelle's top personal bests include 100m Backstroke (1:16.57), 100m Backstroke (1:09.59), 100m Butterfly (1:11.96), 100m Butterfly (1:10.65), 100m Freestyle (1:07.57).
Lam, Isabelle swims for Calgary Swimming.
Lam, Isabelle has competed in 10 meets.