| Event | Time | Meet | Date |
|---|---|---|---|
| 100m Backstroke | 2:05.53 | MAC Rising Star #2 | 2025-05-30 |
| 100m Backstroke | 2:02.21 | MAC Jingle Bell | 2025-12-12 |
| 100m Breaststroke | 1:52.39 | 2026 Central Region Div 2 SC Championships | 2026-02-20 |
| 100m Freestyle | 1:56.43 | MAC Rising Star #2 | 2025-05-30 |
| 100m Freestyle | 1:41.95 | David Lawson Invitational 2026 | 2026-01-23 |
| 100m IM | 1:49.98 | 2026 Central Region Div 2 SC Championships | 2026-02-20 |
| 200m Backstroke | 4:21.20 | 2025 OAK Brad Townsend Fall Classic | 2025-10-17 |
| 200m Breaststroke | 4:19.99 | MAC Rising Star #2 | 2025-05-30 |
| 200m Freestyle | 4:11.98 | MAC Rising Star #2 | 2025-05-30 |
| 200m Freestyle | 3:48.33 | MAC Jingle Bell | 2025-12-12 |
| 200m IM | 4:25.69 | MAC Rising Star #2 | 2025-05-30 |
| 200m IM | 3:56.80 | MAC Jingle Bell | 2025-12-12 |
| 50m Backstroke | 58.37 | MAC Rising Star #2 | 2025-05-30 |
| 50m Backstroke | 1:01.92 | 2025 OAK Brad Townsend Fall Classic | 2025-10-17 |
| 50m Breaststroke | 58.39 | 2025 Central Region Div 2 LC Championships | 2025-06-13 |
| 50m Breaststroke | 51.57 | 2026 Central Region Div 2 SC Championships | 2026-02-20 |
| 50m Butterfly | 1:03.43 | 2025 OAK Brad Townsend Fall Classic | 2025-10-17 |
| 50m Freestyle | 47.74 | MAC Jingle Bell | 2025-12-12 |
Deng, Alyssa's top personal bests include 100m Backstroke (2:05.53), 100m Backstroke (2:02.21), 100m Breaststroke (1:52.39), 100m Freestyle (1:56.43), 100m Freestyle (1:41.95).
Deng, Alyssa swims for Oakville Aquatic Club.
Deng, Alyssa has competed in 7 meets.