| Event | Time | Meet | Date |
|---|---|---|---|
| 100m Backstroke | 1:22.15 | Nolans Pharmasave Fall Invitational | 2025-11-07 |
| 100m Breaststroke | 1:40.27 | KAJ Fall Classic | 2025-11-21 |
| 100m Butterfly | 1:36.13 | KAJ Fall Classic | 2025-11-21 |
| 100m Freestyle | 1:15.07 | Nolans Pharmasave Fall Invitational | 2025-11-07 |
| 100m IM | 1:26.36 | Smile Enhancement Studio 2025 Pentathlon | 2025-10-17 |
| 200m Backstroke | 2:57.11 | KAJ Fall Classic | 2025-11-21 |
| 200m Breaststroke | 3:33.84 | KAJ Fall Classic | 2025-11-21 |
| 200m Butterfly | 3:31.97 | Nolans Pharmasave Fall Invitational | 2025-11-07 |
| 200m Freestyle | 2:49.34 | Smile Enhancement Studio 2025 Pentathlon | 2025-10-17 |
| 400m Freestyle | 5:46.67 | KAJ Fall Classic | 2025-11-21 |
| 50m Backstroke | 37.87 | Smile Enhancement Studio 2025 Pentathlon | 2025-10-17 |
| 50m Breaststroke | 46.07 | Nolans Pharmasave Fall Invitational | 2025-11-07 |
| 50m Butterfly | 39.10 | Nolans Pharmasave Fall Invitational | 2025-11-07 |
| 50m Freestyle | 33.69 | Nolans Pharmasave Fall Invitational | 2025-11-07 |
Klassen, Hannah's top personal bests include 100m Backstroke (1:22.15), 100m Breaststroke (1:40.27), 100m Butterfly (1:36.13), 100m Freestyle (1:15.07), 100m IM (1:26.36).
Klassen, Hannah swims for Kelowna AquaJets.
Klassen, Hannah has competed in 4 meets.