| Event | Time | Meet | Date |
|---|---|---|---|
| 100m Backstroke | 1:45.19 | 2026 MSSAC 14U Future Stars | 2026-01-31 |
| 100m Breaststroke | 1:54.72 | 2026 Central Region Div 2 SC Championships | 2026-02-20 |
| 100m Freestyle | 1:35.17 | 2026 MSSAC 14U Future Stars | 2026-01-31 |
| 100m IM | 2:00.08 | 2025 Downtown Sprint Meet | 2025-10-25 |
| 200m Backstroke | 3:46.30 | 2026 MSSAC 14U Future Stars | 2026-01-31 |
| 200m Breaststroke | 4:02.04 | 2026 MSSAC 14U Future Stars | 2026-01-31 |
| 200m Freestyle | 3:30.21 | 2026 MSSAC 14U Future Stars | 2026-01-31 |
| 25m Butterfly | 26.61 | 2025 Academy Holiday Splash | 2025-12-14 |
| 50m Backstroke | 51.72 | 2026 Academy Spring Splash - Part 2 | 2026-03-15 |
| 50m Breaststroke | 53.88 | 2026 Academy Spring Splash - Part 2 | 2026-03-15 |
| 50m Butterfly | 55.82 | 2026 Academy Spring Splash - Part 2 | 2026-03-15 |
| 50m Freestyle | 42.89 | 2026 Academy Spring Splash | 2026-03-01 |
Koll-Gunderson, Lanea's top personal bests include 100m Backstroke (1:45.19), 100m Breaststroke (1:54.72), 100m Freestyle (1:35.17), 100m IM (2:00.08), 200m Backstroke (3:46.30).
Koll-Gunderson, Lanea swims for Toronto Swim Club.
Koll-Gunderson, Lanea has competed in 8 meets.