| Event | Time | Meet | Date |
|---|---|---|---|
| 50m Backstroke | 1:06.40 | Brooks-Medicine Hat Summer Swim Meet | 2025-06-14 |
| 50m Freestyle | 1:09.40 | Brooks-Medicine Hat Summer Swim Meet | 2025-06-14 |
Kotze, Leah's top personal bests include 50m Backstroke (1:06.40), 50m Freestyle (1:09.40).
Kotze, Leah swims for Medicine Hat Manta Rays Summer Swim Club.
Kotze, Leah has competed in 1 meets.