| Event | Time | Meet | Date |
|---|---|---|---|
| 100m Butterfly | 1:06.12 | UBC University Cup Pacific 2025 | 2025-11-08 |
| 200m Butterfly | 2:19.49 | 2026 U SPORTS Swimming Championships | 2026-03-12 |
| 200m Freestyle | 2:04.18 | Blue Gold Time Trial 1 | 2025-11-22 |
| 400m Freestyle | 4:19.01 | 2026 U SPORTS Swimming Championships | 2026-03-12 |
| 800m Freestyle | 8:53.85 | 2026 U SPORTS Swimming Championships | 2026-03-12 |
James-Brennan, Lydia's top personal bests include 100m Butterfly (1:06.12), 200m Butterfly (2:19.49), 200m Freestyle (2:04.18), 400m Freestyle (4:19.01), 800m Freestyle (8:53.85).
James-Brennan, Lydia swims for University of Victoria.
James-Brennan, Lydia has competed in 6 meets.