| Event | Time | Meet | Date |
|---|---|---|---|
| 100m Backstroke | 1:24.65 | 2025 NKB Fall Invitational | 2025-10-17 |
| 100m Breaststroke | 1:38.75 | 2025 NKB Fall Invitational | 2025-10-17 |
| 100m Butterfly | 1:26.35 | 2025 NKB Fall Invitational | 2025-10-17 |
| 100m Freestyle | 1:09.04 | 2025 NKB Fall Invitational | 2025-10-17 |
| 200m Backstroke | 2:57.84 | 2025 NKB Fall Invitational | 2025-10-17 |
| 200m Breaststroke | 3:16.80 | GO Fall Halloween Invitational 2025 | 2025-11-01 |
| 200m Freestyle | 2:39.32 | GO Fall Halloween Invitational 2025 | 2025-11-01 |
| 200m IM | 2:48.62 | 2026 Eastern Ontario Regional Championship - Winte | 2026-01-30 |
| 400m Freestyle | 5:32.96 | 2025 NKB Fall Invitational | 2025-10-17 |
| 400m IM | 6:00.60 | 2026 Eastern Ontario Regional Championship - Winte | 2026-01-30 |
| 50m Breaststroke | 42.94 | 2026 Eastern Ontario Regional Championship - Winte | 2026-01-30 |
| 50m Freestyle | 30.28 | 2026 Eastern Ontario Regional Championship - Winte | 2026-01-30 |
| 800m Freestyle | 11:19.92 | KBM Distance & Development | 2025-11-08 |
Qin, Ethan's top personal bests include 100m Backstroke (1:24.65), 100m Breaststroke (1:38.75), 100m Butterfly (1:26.35), 100m Freestyle (1:09.04), 200m Backstroke (2:57.84).
Qin, Ethan swims for Nepean Kanata Barracudas Swim Club.
Qin, Ethan has competed in 6 meets.