| Event | Time | Meet | Date |
|---|---|---|---|
| 100m Backstroke | 1:51.51 | 2026 CRKW Last Chance Qualifier | 2026-01-17 |
| 100m Freestyle | 1:28.78 | 2025 CRKW Eliminator-Invitational | 2025-11-29 |
| 100m IM | 1:41.27 | Sharks IM Sprint Endurance Challenge | 2026-02-07 |
| 50m Backstroke | 45.25 | 2026 CRKW Last Chance Qualifier | 2026-01-17 |
| 50m Breaststroke | 55.47 | Sharks IM Sprint Endurance Challenge | 2026-02-07 |
| 50m Butterfly | 49.09 | 2026 CRKW Last Chance Qualifier | 2026-01-17 |
| 50m Freestyle | 40.41 | 2026 CRKW Last Chance Qualifier | 2026-01-17 |
Cornwell, Hayden's top personal bests include 100m Backstroke (1:51.51), 100m Freestyle (1:28.78), 100m IM (1:41.27), 50m Backstroke (45.25), 50m Breaststroke (55.47).
Cornwell, Hayden swims for Campbell River Killer Whales.
Cornwell, Hayden has competed in 3 meets.