| Event | Time | Meet | Date |
|---|---|---|---|
| 100m Backstroke | 1:25.67 | 2026 Central Region Div 1 SC Championships | 2026-02-06 |
| 100m Breaststroke | 1:43.67 | 2025 Alex Baumann Invitational | 2025-11-21 |
| 100m Butterfly | 1:41.71 | 2025 Alex Baumann Invitational | 2025-11-21 |
| 100m Freestyle | 1:14.92 | 2026 Central Region Div 1 SC Championships | 2026-02-06 |
| 100m IM | 1:30.95 | 2025 Alex Baumann Invitational | 2025-11-21 |
| 200m Backstroke | 3:13.45 | 2025 Alex Baumann Invitational | 2025-11-21 |
| 200m Freestyle | 2:52.24 | 2025 Alex Baumann Invitational | 2025-11-21 |
| 50m Backstroke | 42.26 | 2025 Alex Baumann Invitational | 2025-11-21 |
| 50m Freestyle | 36.35 | 2025 Alex Baumann Invitational | 2025-11-21 |
Prosko, Ben's top personal bests include 100m Backstroke (1:25.67), 100m Breaststroke (1:43.67), 100m Butterfly (1:41.71), 100m Freestyle (1:14.92), 100m IM (1:30.95).
Prosko, Ben swims for Mallards Swim Team.
Prosko, Ben has competed in 4 meets.