| Event | Time | Meet | Date |
|---|---|---|---|
| 100m Backstroke | 1:07.28 | Amby Legere Invitational | 2026-01-24 |
| 100m Breaststroke | 1:19.33 | Amby Legere Invitational | 2026-01-24 |
| 100m Butterfly | 1:05.80 | Amby Legere Invitational | 2026-01-24 |
| 100m Freestyle | 57.22 | 2025 Kemp-Fry Invitational Swim Meet | 2025-11-28 |
| 200m Backstroke | 2:29.63 | 2025 AUS #2 Invitational | 2025-11-08 |
| 200m Freestyle | 2:05.27 | 2026 AUS Swimming Championships | 2026-02-13 |
| 200m IM | 2:24.13 | 2026 AUS Swimming Championships | 2026-02-13 |
| 400m Freestyle | 4:34.37 | 2026 AUS Swimming Championships | 2026-02-13 |
| 400m IM | 5:12.49 | 2026 AUS Swimming Championships | 2026-02-13 |
| 50m Butterfly | 30.02 | 2025 AUS #2 Invitational | 2025-11-08 |
| 50m Freestyle | 25.62 | 2025 Kemp-Fry Invitational Swim Meet | 2025-11-28 |
Duggan, Ryan's top personal bests include 100m Backstroke (1:07.28), 100m Breaststroke (1:19.33), 100m Butterfly (1:05.80), 100m Freestyle (57.22), 200m Backstroke (2:29.63).
Duggan, Ryan swims for Mount Allison University.
Duggan, Ryan has competed in 4 meets.