| Event | Time | Meet | Date |
|---|---|---|---|
| 25m Backstroke | 35.43 | Brockville Fall Five 2025 | 2025-10-26 |
| 25m Breaststroke | 47.56 | Brockville Fall Five 2025 | 2025-10-26 |
| 25m Butterfly | 42.50 | Brockville Freeze Fest 2026 | 2026-01-18 |
| 25m Freestyle | 27.23 | Brockville Fall Five 2025 | 2025-10-26 |
| 50m Backstroke | 1:08.12 | Brockville Freeze Fest 2026 | 2026-01-18 |
| 50m Breaststroke | 1:22.16 | Brockville Freeze Fest 2026 | 2026-01-18 |
| 50m Freestyle | 58.58 | PPSC Poppy Meet 2025 | 2025-11-29 |
Robinson, Lachlan's top personal bests include 25m Backstroke (35.43), 25m Breaststroke (47.56), 25m Butterfly (42.50), 25m Freestyle (27.23), 50m Backstroke (1:08.12).
Robinson, Lachlan swims for Capital Wave.
Robinson, Lachlan has competed in 3 meets.