| Event | Time | Meet | Date |
|---|---|---|---|
| 100m Backstroke | 1:22.06 | Region E Regional Championships | 2025-07-25 |
| 100m Freestyle | 1:11.86 | Region E Regional Championships | 2025-07-25 |
| 100m IM | 1:29.58 | Okotoks Stingrays Splashdown | 2025-06-14 |
| 200m Freestyle | 2:43.55 | Region E Regional Championships | 2025-07-25 |
| 200m IM | 3:16.46 | Calgary Tritons Summer Swim Club Invitational | 2025-07-12 |
| 50m Backstroke | 37.30 | Okotoks Stingrays Splashdown | 2025-06-14 |
| 50m Butterfly | 40.83 | Calgary Swordfish Summer Splash Invitational | 2025-07-19 |
| 50m Freestyle | 32.57 | Cochrane Piranhas Cam Jaeger Memorial Swim Meet | 2025-07-05 |
Anastasiadis, Isabella's top personal bests include 100m Backstroke (1:22.06), 100m Freestyle (1:11.86), 100m IM (1:29.58), 200m Freestyle (2:43.55), 200m IM (3:16.46).
Anastasiadis, Isabella swims for Calgary Tritons.
Anastasiadis, Isabella has competed in 5 meets.