| Event | Time | Meet | Date |
|---|---|---|---|
| 100m Backstroke | 1:27.61 | Winter Festival | 2026-01-23 |
| 100m Breaststroke | 1:46.57 | UCSC February Invitational | 2026-02-21 |
| 100m Butterfly | 1:37.07 | UCSC February Invitational | 2026-02-21 |
| 100m Freestyle | 1:22.26 | Winter Festival | 2026-01-23 |
| 100m IM | 1:31.69 | Winter Festival | 2026-01-23 |
| 200m Backstroke | 3:10.80 | Winter Festival | 2026-01-23 |
| 200m IM | 3:19.36 | UCSC February Invitational | 2026-02-21 |
| 400m Freestyle | 6:45.63 | Sandy Ferris Age Group Food Bank Challenge 2025 | 2025-12-19 |
| 50m Backstroke | 42.21 | Winter Festival | 2026-01-23 |
| 50m Breaststroke | 53.95 | Sandy Ferris Age Group Food Bank Challenge 2025 | 2025-12-19 |
| 50m Butterfly | 39.48 | Winter Festival | 2026-01-23 |
| 50m Freestyle | 35.99 | Winter Festival | 2026-01-23 |
Martinson, Savannah's top personal bests include 100m Backstroke (1:27.61), 100m Breaststroke (1:46.57), 100m Butterfly (1:37.07), 100m Freestyle (1:22.26), 100m IM (1:31.69).
Martinson, Savannah swims for Glencoe Gators Swim Club.
Martinson, Savannah has competed in 5 meets.