| Event | Time | Meet | Date |
|---|---|---|---|
| 100m Freestyle | 2:16.96 | Mini OAKS Meet #2 - 2026 | 2026-02-21 |
| 25m Backstroke | 28.09 | Mini OAKS Meet #3 | 2025-06-21 |
| 25m Breaststroke | 32.74 | Mini OAKS Meet #2 - 2026 | 2026-02-21 |
| 25m Butterfly | 37.24 | Mini OAKS Meet #2 - 2026 | 2026-02-21 |
| 25m Freestyle | 26.63 | Mini OAKS Meet #3 | 2025-06-21 |
Gao, Mason's top personal bests include 100m Freestyle (2:16.96), 25m Backstroke (28.09), 25m Breaststroke (32.74), 25m Butterfly (37.24), 25m Freestyle (26.63).
Gao, Mason swims for Oakville Aquatic Club.
Gao, Mason has competed in 2 meets.