| Event | Time | Meet | Date |
|---|---|---|---|
| 100m Backstroke | 1:33.88 | 2026 Huronia SC Regional Championships | 2026-02-06 |
| 100m Breaststroke | 1:46.53 | 2026 Trojan Pentathlon | 2026-03-06 |
| 100m Butterfly | 1:43.84 | 2026 Trojan Pentathlon | 2026-03-06 |
| 100m Freestyle | 1:21.37 | 2026 Trojan Pentathlon | 2026-03-06 |
| 100m IM | 1:34.64 | 2026 Trojan Pentathlon | 2026-03-06 |
| 200m Backstroke | 3:35.23 | 2025 BTSC Trojan Cup | 2025-12-12 |
| 200m Breaststroke | 3:57.85 | 2026 Trojan Pentathlon | 2026-03-06 |
| 200m Freestyle | 3:01.64 | 2026 Huronia SC Regional Championships | 2026-02-06 |
| 200m IM | 3:24.85 | 2026 Trojan Pentathlon | 2026-03-06 |
| 50m Backstroke | 41.62 | 2026 Huronia SC Regional Championships | 2026-02-06 |
| 50m Breaststroke | 49.03 | 2026 Trojan Pentathlon | 2026-03-06 |
| 50m Butterfly | 43.94 | 2026 Huronia SC Regional Championships | 2026-02-06 |
| 50m Freestyle | 35.57 | 2026 Huronia SC Regional Championships | 2026-02-06 |
| 800m Freestyle | 13:28.91 | 2025 BTSC Trojan Cup | 2025-12-12 |
McGill, Harper's top personal bests include 100m Backstroke (1:33.88), 100m Breaststroke (1:46.53), 100m Butterfly (1:43.84), 100m Freestyle (1:21.37), 100m IM (1:34.64).
McGill, Harper swims for Barrie Trojan Swim Club.
McGill, Harper has competed in 4 meets.