| Event | Time | Meet | Date |
|---|---|---|---|
| 100m Backstroke | 1:28.66 | Western Region Long Course Championships | 2025-06-13 |
| 100m Backstroke | 1:22.93 | 2026 Central Region Div 2 SC Championships | 2026-02-20 |
| 100m Breaststroke | 1:56.01 | BAD Outdoor LC Invitational | 2025-06-20 |
| 100m Butterfly | 1:36.84 | 2026 MMST GTA Skins | 2026-02-13 |
| 100m Butterfly | 1:31.29 | 2025 Alex Baumann Invitational | 2025-11-21 |
| 100m Freestyle | 1:17.48 | Scar Pan Am Winter Classic | 2026-01-16 |
| 100m Freestyle | 1:14.80 | BAC SC Fall Invitational | 2025-11-07 |
| 200m Backstroke | 2:56.89 | 2026 MMST GTA Skins | 2026-02-13 |
| 200m Backstroke | 2:54.93 | 2026 Central Region Div 2 SC Championships | 2026-02-20 |
| 200m Freestyle | 2:46.58 | 2026 MMST GTA Skins | 2026-02-13 |
| 200m Freestyle | 2:41.08 | 2026 Central Region Div 2 SC Championships | 2026-02-20 |
| 200m IM | 3:03.76 | GMAC Dash for Cash | 2025-12-05 |
| 400m Freestyle | 5:40.93 | 2026 Central Region Div 2 SC Championships | 2026-02-20 |
| 50m Backstroke | 40.32 | Scar Pan Am Winter Classic | 2026-01-16 |
| 50m Backstroke | 38.26 | GMAC Dash for Cash | 2025-12-05 |
| 50m Breaststroke | 55.82 | BAD Outdoor LC Invitational | 2025-06-20 |
| 50m Breaststroke | 46.06 | GMAC Dash for Cash | 2025-12-05 |
| 50m Butterfly | 36.92 | Scar Pan Am Winter Classic | 2026-01-16 |
| 50m Butterfly | 36.94 | 2025 Alex Baumann Invitational | 2025-11-21 |
| 50m Freestyle | 34.49 | 2026 MMST GTA Skins | 2026-02-13 |
| 50m Freestyle | 34.07 | BAC SC Fall Invitational | 2025-11-07 |
Piro, Claire's top personal bests include 100m Backstroke (1:28.66), 100m Backstroke (1:22.93), 100m Breaststroke (1:56.01), 100m Butterfly (1:36.84), 100m Butterfly (1:31.29).
Piro, Claire swims for Milton Marlin Swim Team.
Piro, Claire has competed in 10 meets.