| Event | Time | Meet | Date |
|---|---|---|---|
| 100m Backstroke | 1:00.51 | Winter Quali 2025 | 2025-12-17 |
| 100m Backstroke | 56.53 | OSC J.P. Fiset Invitational | 2025-12-11 |
| 100m Breaststroke | 1:08.93 | UCSC Grand Prix | 2026-01-30 |
| 100m Butterfly | 57.94 | 2025 KSC SC Invitational | 2025-11-21 |
| 100m Freestyle | 54.45 | Western Transmountain Festival III | 2026-02-20 |
| 100m Freestyle | 52.27 | OSC J.P. Fiset Invitational | 2025-12-11 |
| 100m IM | 1:00.62 | Mountain Madness 2025 | 2025-10-18 |
| 200m Backstroke | 2:14.66 | 2025 Canada Games | 2025-08-10 |
| 200m Backstroke | 2:07.17 | OSC J.P. Fiset Invitational | 2025-12-11 |
| 200m Butterfly | 2:16.79 | 2025 KSC SC Invitational | 2025-11-21 |
| 200m Freestyle | 2:03.57 | Western Transmountain Festival III | 2026-02-20 |
| 200m Freestyle | 1:56.40 | OSC J.P. Fiset Invitational | 2025-12-11 |
| 200m IM | 2:10.84 | Cascade Speed Meet 2025 Provincial Series #1 | 2025-11-08 |
| 400m Freestyle | 4:17.29 | 2025 KSC SC Invitational | 2025-11-21 |
| 400m IM | 4:50.76 | UCSC Grand Prix | 2026-01-30 |
| 50m Backstroke | 27.64 | Western Transmountain Festival III | 2026-02-20 |
| 50m Backstroke | 25.88 | OSC J.P. Fiset Invitational | 2025-12-11 |
| 50m Breaststroke | 31.43 | Mountain Madness 2025 | 2025-10-18 |
| 50m Butterfly | 26.52 | Winter Quali 2025 | 2025-12-17 |
| 50m Butterfly | 25.92 | OSC J.P. Fiset Invitational | 2025-12-11 |
| 50m Freestyle | 24.60 | 2025 Canada Games | 2025-08-10 |
| 50m Freestyle | 23.49 | OSC J.P. Fiset Invitational | 2025-12-11 |
| 800m Freestyle | 9:34.79 | UCSC Grand Prix | 2026-01-30 |
Lagasse, Luke's top personal bests include 100m Backstroke (1:00.51), 100m Backstroke (56.53), 100m Breaststroke (1:08.93), 100m Butterfly (57.94), 100m Freestyle (54.45).
Lagasse, Luke swims for Calgary Swimming.
Lagasse, Luke has competed in 8 meets.