| Event | Time | Meet | Date |
|---|---|---|---|
| 100m Backstroke | 1:02.20 | 2026 Central Region Div 1 SC Championships | 2026-02-06 |
| 100m Butterfly | 59.52 | 2025 NYAC Cup | 2025-11-14 |
| 100m Freestyle | 55.75 | 2026 Central Region Div 1 SC Championships | 2026-02-06 |
| 200m Backstroke | 2:22.76 | 2026 Central Region Div 1 SC Championships | 2026-02-06 |
| 200m Breaststroke | 2:59.60 | 2025 OAK Brad Townsend Fall Classic | 2025-10-17 |
| 200m Butterfly | 2:18.07 | 2025 NYAC Cup | 2025-11-14 |
| 200m Freestyle | 2:00.93 | 2026 Central Region Div 1 SC Championships | 2026-02-06 |
| 200m IM | 2:24.99 | 2026 Central Region Div 1 SC Championships | 2026-02-06 |
| 400m Freestyle | 4:28.68 | 2026 Central Region Div 1 SC Championships | 2026-02-06 |
| 50m Backstroke | 30.48 | Walker Invitational | 2025-10-25 |
| 50m Butterfly | 26.73 | 2025 NYAC Cup | 2025-11-14 |
| 50m Freestyle | 25.49 | 2026 Central Region Div 1 SC Championships | 2026-02-06 |
Medina, Tomas's top personal bests include 100m Backstroke (1:02.20), 100m Butterfly (59.52), 100m Freestyle (55.75), 200m Backstroke (2:22.76), 200m Breaststroke (2:59.60).
Medina, Tomas swims for Oakville Aquatic Club.
Medina, Tomas has competed in 7 meets.