| Event | Time | Meet | Date |
|---|---|---|---|
| 100m Backstroke | 1:45.95 | Winter Swimfest 2026 | 2026-01-24 |
| 100m Breaststroke | 2:04.84 | Winter Swimfest 2026 | 2026-01-24 |
| 100m Freestyle | 1:24.69 | Winter Swimfest 2026 | 2026-01-24 |
| 100m IM | 1:44.84 | Beast Cup 2026 | 2026-01-10 |
| 200m Backstroke | 4:17.44 | ROC Fall Invitational | 2025-11-22 |
| 200m Breaststroke | 4:42.87 | Beast Cup 2026 | 2026-01-10 |
| 200m Freestyle | 3:12.85 | VAC - 36th Roy Jacobson Inv. | 2025-12-05 |
| 200m IM | 3:50.91 | 2026 OSHAC Durham Cup | 2026-01-31 |
| 400m Freestyle | 7:19.96 | 2025 Rob Masson Memorial Distance Meet | 2025-11-15 |
| 50m Backstroke | 48.79 | Winter Swimfest 2026 | 2026-01-24 |
| 50m Breaststroke | 56.66 | VAC - 36th Roy Jacobson Inv. | 2025-12-05 |
| 50m Butterfly | 46.89 | 2026 OSHAC Durham Cup | 2026-01-31 |
| 50m Freestyle | 36.73 | 2026 Central Region Div 2 SC Championships | 2026-02-20 |
McGinnes, Madelyn's top personal bests include 100m Backstroke (1:45.95), 100m Breaststroke (2:04.84), 100m Freestyle (1:24.69), 100m IM (1:44.84), 200m Backstroke (4:17.44).
McGinnes, Madelyn swims for Oshawa Aquatic Club.
McGinnes, Madelyn has competed in 9 meets.