| Event | Time | Meet | Date |
|---|---|---|---|
| 100m Backstroke | 1:02.85 | 2026 U SPORTS Swimming Championships | 2026-03-12 |
| 100m Freestyle | 58.30 | uOttawa_vs._Carleton_vs._Queens Tri Meet 2026 | 2026-01-22 |
| 200m Backstroke | 2:15.97 | 2026 U SPORTS Swimming Championships | 2026-03-12 |
| 200m Freestyle | 2:04.18 | 2026 U SPORTS Swimming Championships | 2026-03-12 |
| 50m Backstroke | 29.45 | 2026 U SPORTS Swimming Championships | 2026-03-12 |
| 50m Butterfly | 30.27 | uOttawa_vs._Carleton_Vs._Waterloo Tri Meet 2025 | 2025-10-18 |
| 50m Freestyle | 27.17 | uOttawa_vs._Carleton_Vs._Waterloo Tri Meet 2025 | 2025-10-18 |
Melanson, Isabelle's top personal bests include 100m Backstroke (1:02.85), 100m Freestyle (58.30), 200m Backstroke (2:15.97), 200m Freestyle (2:04.18), 50m Backstroke (29.45).
Melanson, Isabelle swims for University of Ottawa Gee-Gees.
Melanson, Isabelle has competed in 4 meets.