| Event | Time | Meet | Date |
|---|---|---|---|
| 100m Freestyle | 53.14 | 2025 LC Far Western Championship | 2025-07-31 |
| 200m Freestyle | 2:01.47 | 2025 LC Far Western Championship | 2025-07-31 |
| 50m Freestyle | 24.70 | 2025 LC Far Western Championship | 2025-07-31 |
Marks, Griffin's top personal bests include 100m Freestyle (53.14), 200m Freestyle (2:01.47), 50m Freestyle (24.70).
Marks, Griffin swims for Unattached.
Marks, Griffin has competed in 1 meets.