| Event | Time | Meet | Date |
|---|---|---|---|
| 100m Backstroke | 1:20.41 | 2026 Central Region Div 2 SC Championships | 2026-02-20 |
| 100m Breaststroke | 1:37.89 | Hall of Fame | 2025-10-18 |
| 100m Freestyle | 1:12.34 | 2025 Murray Drudge Invitational | 2025-12-05 |
| 200m Backstroke | 2:47.41 | 2026 Central Region Div 2 SC Championships | 2026-02-20 |
| 200m Freestyle | 2:36.95 | 2025 MSSAC Harvest Invitational | 2025-11-01 |
| 200m IM | 3:00.32 | Hall of Fame | 2025-10-18 |
| 400m Freestyle | 5:30.57 | 2025 MSSAC Harvest Invitational | 2025-11-01 |
| 50m Backstroke | 36.75 | 2026 Central Region Div 2 SC Championships | 2026-02-20 |
| 50m Breaststroke | 45.93 | 2025 Murray Drudge Invitational | 2025-12-05 |
| 50m Butterfly | 40.00 | 2025 Murray Drudge Invitational | 2025-12-05 |
| 50m Freestyle | 33.54 | 2025 Murray Drudge Invitational | 2025-12-05 |
Ottavino, Isabella's top personal bests include 100m Backstroke (1:20.41), 100m Breaststroke (1:37.89), 100m Freestyle (1:12.34), 200m Backstroke (2:47.41), 200m Freestyle (2:36.95).
Ottavino, Isabella swims for Etobicoke Swim Club.
Ottavino, Isabella has competed in 8 meets.