| Event | Time | Meet | Date |
|---|---|---|---|
| 100m Backstroke | 1:33.43 | GO Gee Gee March Break Invitational 2026 | 2026-02-28 |
| 100m Breaststroke | 1:49.05 | GO Gee Gee March Break Invitational 2026 | 2026-02-28 |
| 100m Butterfly | 1:44.71 | GO Gee Gee March Break Invitational 2026 | 2026-02-28 |
| 100m Freestyle | 1:21.39 | GO Gee Gee March Break Invitational 2026 | 2026-02-28 |
| 100m IM | 1:34.58 | GO Polar Bear Invitational 2026 | 2026-01-16 |
| 200m Backstroke | 3:19.30 | GO Polar Bear Invitational 2026 | 2026-01-16 |
| 200m Freestyle | 3:07.04 | BBST Fall Invitational 2025 | 2025-11-21 |
| 200m IM | 3:34.73 | BBST Fall Invitational 2025 | 2025-11-21 |
| 50m Backstroke | 41.95 | GO Gee Gee March Break Invitational 2026 | 2026-02-28 |
| 50m Breaststroke | 52.69 | GO Polar Bear Invitational 2026 | 2026-01-16 |
| 50m Butterfly | 41.94 | GO Polar Bear Invitational 2026 | 2026-01-16 |
| 50m Freestyle | 38.67 | GO Fall Halloween Invitational 2025 | 2025-11-01 |
Dineen, Helena's top personal bests include 100m Backstroke (1:33.43), 100m Breaststroke (1:49.05), 100m Butterfly (1:44.71), 100m Freestyle (1:21.39), 100m IM (1:34.58).
Dineen, Helena swims for Greater Ottawa Kingfish Swim Club.
Dineen, Helena has competed in 6 meets.