| Event | Time | Meet | Date |
|---|---|---|---|
| 100m Backstroke | 1:09.08 | 2026 HTAC Time Trial #1 | 2026-04-11 |
| 100m Backstroke | 1:04.55 | 2026 AA & AAA Winter Champs | 2026-03-05 |
| 100m Breaststroke | 1:29.19 | 2026 AAA #2 LC Invitational | 2026-02-21 |
| 100m Butterfly | 1:09.79 | 2026 AAA #2 LC Invitational | 2026-02-21 |
| 100m Butterfly | 1:05.69 | Halifax Trojan Aquatic Club Time Trial #1 | 2025-10-24 |
| 100m Freestyle | 1:00.33 | 2026 AAA #2 LC Invitational | 2026-02-21 |
| 100m Freestyle | 56.64 | 2026 AA & AAA Winter Champs | 2026-03-05 |
| 100m IM | 1:06.34 | 2025 DAL Sprint Meet | 2025-10-19 |
| 200m Backstroke | 2:38.40 | 2026 AAA #2 LC Invitational | 2026-02-21 |
| 200m Backstroke | 2:28.02 | Age Group Development #3 | 2025-11-22 |
| 200m Breaststroke | 3:16.52 | AAA LCM #3 | 2025-05-23 |
| 200m Breaststroke | 2:58.33 | 2025 AGD Distance Central | 2025-11-01 |
| 200m Butterfly | 2:39.17 | AAA LCM #3 | 2025-05-23 |
| 200m Freestyle | 2:04.08 | 2026 AA & AAA Winter Champs | 2026-03-05 |
| 200m IM | 2:37.35 | AAA LCM #3 | 2025-05-23 |
| 200m IM | 2:31.14 | Age Group Development #3 | 2025-11-22 |
| 400m Freestyle | 4:45.48 | 2025 AGD Distance Central | 2025-11-01 |
| 50m Backstroke | 31.42 | 2026 AAA #1 LC Invitational | 2026-01-30 |
| 50m Backstroke | 29.63 | 2026 AA & AAA Winter Champs | 2026-03-05 |
| 50m Breaststroke | 38.26 | 2026 AAA #1 LC Invitational | 2026-01-30 |
| 50m Breaststroke | 34.85 | 2025 DAL Sprint Meet | 2025-10-19 |
| 50m Butterfly | 28.33 | 2026 AA & AAA Winter Champs | 2026-03-05 |
| 50m Freestyle | 27.15 | 2026 AAA #1 LC Invitational | 2026-01-30 |
| 50m Freestyle | 25.77 | 2026 AA & AAA Winter Champs | 2026-03-05 |
| 800m Freestyle | 10:02.12 | 2025 AGD Distance Central | 2025-11-01 |
Nguyen, Benjamin's top personal bests include 100m Backstroke (1:09.08), 100m Backstroke (1:04.55), 100m Breaststroke (1:29.19), 100m Butterfly (1:09.79), 100m Butterfly (1:05.69).
Nguyen, Benjamin swims for Halifax Trojan Aquatic Club.
Nguyen, Benjamin has competed in 11 meets.