| Event | Time | Meet | Date |
|---|---|---|---|
| 100m Breaststroke | 1:51.91 | 2025 BTSC Trojan Cup | 2025-12-12 |
| 100m Butterfly | 1:46.07 | 2026 Steve Kingston Memorial | 2026-03-06 |
| 100m Freestyle | 1:24.40 | 2026 Steve Kingston Memorial | 2026-03-06 |
| 100m IM | 1:35.25 | 2026 Steve Kingston Memorial | 2026-03-06 |
| 200m Backstroke | 3:25.37 | 2026 Steve Kingston Memorial | 2026-03-06 |
| 200m Breaststroke | 3:52.22 | 2025 BTSC Trojan Cup | 2025-12-12 |
| 200m Freestyle | 3:03.60 | 2026 Steve Kingston Memorial | 2026-03-06 |
| 200m IM | 3:22.52 | 2026 Steve Kingston Memorial | 2026-03-06 |
| 50m Backstroke | 47.82 | MAC Rising Star #1 | 2025-11-08 |
| 50m Breaststroke | 48.42 | 2026 Steve Kingston Memorial | 2026-03-06 |
| 50m Butterfly | 43.18 | 2025 BTSC Trojan Cup | 2025-12-12 |
| 50m Freestyle | 36.72 | 2025 Alan Swanston Classic | 2025-12-05 |
Liang, Olivia's top personal bests include 100m Breaststroke (1:51.91), 100m Butterfly (1:46.07), 100m Freestyle (1:24.40), 100m IM (1:35.25), 200m Backstroke (3:25.37).
Liang, Olivia swims for Newmarket Stingrays Swim Club.
Liang, Olivia has competed in 6 meets.