| Event | Time | Meet | Date |
|---|---|---|---|
| 100m Backstroke | 1:31.01 | 2025 Candy Cane Invitational | 2025-12-12 |
| 100m Freestyle | 1:15.94 | 2025 Candy Cane Invitational | 2025-12-12 |
| 100m IM | 1:34.74 | SDSC Halloween Devo 2025 | 2025-10-18 |
| 200m Backstroke | 3:28.24 | SDSC Winter Devo 2026 | 2026-02-28 |
| 200m Freestyle | 2:54.13 | 2025 Candy Cane Invitational | 2025-12-12 |
| 200m IM | 3:25.71 | 2025 Candy Cane Invitational | 2025-12-12 |
| 400m Freestyle | 6:11.36 | SDSC Winter Devo 2026 | 2026-02-28 |
| 50m Backstroke | 42.66 | 2025 Candy Cane Invitational | 2025-12-12 |
| 50m Butterfly | 39.70 | 2025 Candy Cane Invitational | 2025-12-12 |
| 50m Freestyle | 33.94 | 2025 Candy Cane Invitational | 2025-12-12 |
Ngwenya, Hannah's top personal bests include 100m Backstroke (1:31.01), 100m Freestyle (1:15.94), 100m IM (1:34.74), 200m Backstroke (3:28.24), 200m Freestyle (2:54.13).
Ngwenya, Hannah swims for Summerside Dolphin Swim Club.
Ngwenya, Hannah has competed in 4 meets.