| Event | Time | Meet | Date |
|---|---|---|---|
| 100m Backstroke | 2:12.40 | Border City Invitational 2025 | 2025-12-05 |
| 100m Breaststroke | 2:30.16 | Border City Invitational 2025 | 2025-12-05 |
| 100m Freestyle | 1:40.88 | FinsUp 2 | 2025-11-23 |
| 200m Freestyle | 3:54.36 | Border City Invitational 2025 | 2025-12-05 |
| 50m Backstroke | 55.74 | FinsUp 2 | 2025-11-23 |
| 50m Breaststroke | 1:02.41 | Border City Invitational 2025 | 2025-12-05 |
| 50m Butterfly | 1:07.27 | Border City Invitational 2025 | 2025-12-05 |
| 50m Freestyle | 41.58 | Border City Invitational 2025 | 2025-12-05 |
Robson, William's top personal bests include 100m Backstroke (2:12.40), 100m Breaststroke (2:30.16), 100m Freestyle (1:40.88), 200m Freestyle (3:54.36), 50m Backstroke (55.74).
Robson, William swims for Windsor Aquatic ClubWA.
Robson, William has competed in 4 meets.