| Event | Time | Meet | Date |
|---|---|---|---|
| 100m Backstroke | 1:21.74 | 2025 VIR Championships | 2025-06-20 |
| 100m Backstroke | 1:18.70 | 2025 Summer Divisionals - Vancouver & Fraser | 2025-06-27 |
| 100m Breaststroke | 1:38.21 | 2025 VIR Championships | 2025-06-20 |
| 100m Breaststroke | 1:30.81 | BC Winter Divisionals - Island & Coastal Vancouver | 2026-02-20 |
| 100m Butterfly | 1:18.21 | 2026 Wavemaker | 2026-04-17 |
| 100m Butterfly | 1:16.83 | 2025 ISC Bennett Cup | 2025-11-07 |
| 100m Freestyle | 1:04.85 | 2026 Wavemaker | 2026-04-17 |
| 100m Freestyle | 1:03.61 | 2026 VIR SC Championships | 2026-01-30 |
| 100m IM | 1:17.19 | 2025 NRST Fall Invitational | 2025-10-25 |
| 200m Butterfly | 3:03.24 | 2026 Wavemaker | 2026-04-17 |
| 200m Butterfly | 2:55.95 | 2026 VIR SC Championships | 2026-01-30 |
| 200m Freestyle | 2:21.53 | 2026 Wavemaker | 2026-04-17 |
| 200m Freestyle | 2:20.71 | 2026 VIR SC Championships | 2026-01-30 |
| 200m IM | 2:44.73 | 2026 Wavemaker | 2026-04-17 |
| 200m IM | 2:42.65 | 2025 PCS Xmas Cracker | 2025-12-05 |
| 400m Freestyle | 4:54.99 | 2026 VIR SC Championships | 2026-01-30 |
| 50m Backstroke | 36.96 | 2025 Mid Summer Madness | 2025-07-26 |
| 50m Breaststroke | 41.44 | BC Winter Divisionals - Island & Coastal Vancouver | 2026-02-20 |
| 50m Butterfly | 33.14 | 2026 VIR SC Championships | 2026-01-30 |
| 50m Freestyle | 29.90 | 2026 Wavemaker | 2026-04-17 |
| 50m Freestyle | 29.89 | 2025 PCS Xmas Cracker | 2025-12-05 |
| 800m Freestyle | 10:22.65 | 2025 ISC Bennett Cup | 2025-11-07 |
Sabourin, Marianne's top personal bests include 100m Backstroke (1:21.74), 100m Backstroke (1:18.70), 100m Breaststroke (1:38.21), 100m Breaststroke (1:30.81), 100m Butterfly (1:18.21).
Sabourin, Marianne swims for Island Swimming Club.
Sabourin, Marianne has competed in 9 meets.