| Event | Time | Meet | Date |
|---|---|---|---|
| 100m Backstroke | 1:23.15 | 2026 Central Region Div 2 SC Championships | 2026-02-20 |
| 100m Breaststroke | 1:26.10 | MAC Jingle Bell | 2025-12-12 |
| 100m Butterfly | 1:19.25 | 2025 NYAC Cup | 2025-11-14 |
| 100m Freestyle | 1:04.16 | MAC Jingle Bell | 2025-12-12 |
| 100m IM | 1:17.75 | MAC Jingle Bell | 2025-12-12 |
| 200m Backstroke | 2:53.33 | 2026 Central Region Div 2 SC Championships | 2026-02-20 |
| 200m Breaststroke | 3:06.35 | 2025 NYAC Cup | 2025-11-14 |
| 200m Freestyle | 2:20.76 | MAC Jingle Bell | 2025-12-12 |
| 200m IM | 2:45.12 | 2025 NYAC Cup | 2025-11-14 |
| 400m Freestyle | 5:02.14 | 2026 Central Region Div 1 SC Championships | 2026-02-06 |
| 400m IM | 5:54.81 | 2025 NYAC Cup | 2025-11-14 |
| 50m Butterfly | 35.16 | 2026 Central Region Div 2 SC Championships | 2026-02-20 |
| 50m Freestyle | 29.79 | MAC Jingle Bell | 2025-12-12 |
| 800m Freestyle | 10:26.13 | MAC Jingle Bell | 2025-12-12 |
Oh, Alex's top personal bests include 100m Backstroke (1:23.15), 100m Breaststroke (1:26.10), 100m Butterfly (1:19.25), 100m Freestyle (1:04.16), 100m IM (1:17.75).
Oh, Alex swims for J Dolphins Swim Club.
Oh, Alex has competed in 9 meets.