| Event | Time | Meet | Date |
|---|---|---|---|
| 100m Backstroke | 2:04.92 | 2025 Alan Swanston Classic | 2025-12-05 |
| 100m Breaststroke | 2:29.51 | Winter Swimfest 2026 | 2026-01-24 |
| 100m Butterfly | 2:47.75 | 2025 BTSC Trojan Cup | 2025-12-12 |
| 100m Freestyle | 1:52.59 | 2026 Steve Kingston Memorial | 2026-03-06 |
| 100m IM | 2:10.34 | 2026 Steve Kingston Memorial | 2026-03-06 |
| 25m Butterfly | 33.29 | MAC Rising Star #1 | 2025-11-08 |
| 50m Backstroke | 1:04.09 | MAC Rising Star #1 | 2025-11-08 |
| 50m Breaststroke | 1:13.69 | 2025 BTSC Trojan Cup | 2025-12-12 |
| 50m Butterfly | 1:08.79 | Winter Swimfest 2026 | 2026-01-24 |
| 50m Freestyle | 51.39 | 2026 Steve Kingston Memorial | 2026-03-06 |
Liu, Otto's top personal bests include 100m Backstroke (2:04.92), 100m Breaststroke (2:29.51), 100m Butterfly (2:47.75), 100m Freestyle (1:52.59), 100m IM (2:10.34).
Liu, Otto swims for Newmarket Stingrays Swim Club.
Liu, Otto has competed in 5 meets.