| Event | Time | Meet | Date |
|---|---|---|---|
| 100m Backstroke | 2:13.60 | Back to the Blocks Invitational | 2026-02-21 |
| 100m Freestyle | 1:36.05 | Bluefins Fall Pentathlon | 2025-11-14 |
| 100m IM | 2:00.49 | Bluefins Fall Pentathlon | 2025-11-14 |
| 200m IM | 4:23.67 | Back to the Blocks Invitational | 2026-02-21 |
| 50m Backstroke | 58.04 | Bluefins Fall Pentathlon | 2025-11-14 |
| 50m Breaststroke | 1:00.77 | Bluefins Fall Pentathlon | 2025-11-14 |
| 50m Butterfly | 1:00.15 | Back to the Blocks Invitational | 2026-02-21 |
| 50m Butterfly | 56.31 | Bluefins Fall Pentathlon | 2025-11-14 |
Blackie, Alexandria's top personal bests include 100m Backstroke (2:13.60), 100m Freestyle (1:36.05), 100m IM (2:00.49), 200m IM (4:23.67), 50m Backstroke (58.04).
Blackie, Alexandria swims for St. John's Legends Swim Club.
Blackie, Alexandria has competed in 3 meets.