| Event | Time | Meet | Date |
|---|---|---|---|
| 100m Backstroke | 1:59.74 | FINS Tuna Splash Novice #2 | 2026-03-07 |
| 100m Breaststroke | 2:41.41 | FINS Tuna Splash Novice #2 | 2026-03-07 |
| 100m Freestyle | 2:02.48 | FINS Tuna Splash Novice #2 | 2026-03-07 |
| 100m IM | 2:12.62 | Collingwood High Five Invitational | 2026-03-08 |
| 50m Backstroke | 53.63 | Collingwood High Five Invitational | 2026-03-08 |
| 50m Breaststroke | 1:13.82 | Collingwood High Five Invitational | 2026-03-08 |
| 50m Butterfly | 1:15.78 | FINS Tuna Splash Novice #2 | 2026-03-07 |
| 50m Freestyle | 53.53 | Collingwood High Five Invitational | 2026-03-08 |
Myton, William's top personal bests include 100m Backstroke (1:59.74), 100m Breaststroke (2:41.41), 100m Freestyle (2:02.48), 100m IM (2:12.62), 50m Backstroke (53.63).
Myton, William swims for Orangeville Otters Swim Club.
Myton, William has competed in 4 meets.