| Event | Time | Meet | Date |
|---|---|---|---|
| 100m Backstroke | 1:50.82 | RHAC Fall Classic 2025 | 2025-10-24 |
| 100m Breaststroke | 1:45.56 | MAC Jingle Bell | 2025-12-12 |
| 100m Freestyle | 1:33.83 | MAC Jingle Bell | 2025-12-12 |
| 200m Backstroke | 4:13.40 | 2025 RHAC Summer League | 2025-07-18 |
| 200m Breaststroke | 3:53.53 | 2026 Central Region Div 2 SC Championships | 2026-02-20 |
| 200m Freestyle | 3:14.29 | RHAC Fall Classic 2025 | 2025-10-24 |
| 25m Butterfly | 23.73 | MAC Jingle Bell | 2025-12-12 |
| 50m Backstroke | 53.86 | 2025 RHAC Summer League | 2025-07-18 |
| 50m Breaststroke | 50.89 | 2026 Central Region Div 2 SC Championships | 2026-02-20 |
| 50m Butterfly | 1:02.19 | MAC Jingle Bell | 2025-12-12 |
| 50m Freestyle | 38.99 | MAC Jingle Bell | 2025-12-12 |
Ng, Jacob's top personal bests include 100m Backstroke (1:50.82), 100m Breaststroke (1:45.56), 100m Freestyle (1:33.83), 200m Backstroke (4:13.40), 200m Breaststroke (3:53.53).
Ng, Jacob swims for Swim Apex Aquatic Club.
Ng, Jacob has competed in 11 meets.