| Event | Time | Meet | Date |
|---|---|---|---|
| 100m Backstroke | 1:33.50 | MAC Rising Star #2 | 2025-05-30 |
| 100m Backstroke | 1:29.53 | 2026 Central Region Div 2 SC Championships | 2026-02-20 |
| 100m Breaststroke | 1:33.44 | 2026 Central Region Div 2 SC Championships | 2026-02-20 |
| 100m Butterfly | 1:27.64 | MAC Rising Star #2 | 2025-05-30 |
| 100m Butterfly | 1:23.46 | 2026 Central Region Div 2 SC Championships | 2026-02-20 |
| 100m Freestyle | 1:13.71 | 2025 Central Region Div 2 LC Championships | 2025-06-13 |
| 100m Freestyle | 1:11.07 | 2026 Central Region Div 2 SC Championships | 2026-02-20 |
| 100m IM | 1:21.51 | 2026 Trojan Pentathlon | 2026-03-06 |
| 200m Backstroke | 3:21.44 | MAC Rising Star #2 | 2025-05-30 |
| 200m Breaststroke | 3:40.17 | 2025 Central Region Div 2 LC Championships | 2025-06-13 |
| 200m Breaststroke | 3:23.18 | 2026 Central Region Div 2 SC Championships | 2026-02-20 |
| 200m Freestyle | 2:40.87 | 2025 Central Region Div 2 LC Championships | 2025-06-13 |
| 200m Freestyle | 2:35.54 | 2026 Central Region Div 2 SC Championships | 2026-02-20 |
| 200m IM | 3:10.15 | 2025 Central Region Div 2 LC Championships | 2025-06-13 |
| 400m Freestyle | 5:38.38 | 2025 Central Region Div 2 LC Championships | 2025-06-13 |
| 400m Freestyle | 5:29.47 | David Lawson Invitational 2026 | 2026-01-23 |
| 50m Backstroke | 38.30 | 2026 Trojan Pentathlon | 2026-03-06 |
| 50m Breaststroke | 42.90 | 2026 Trojan Pentathlon | 2026-03-06 |
| 50m Butterfly | 34.78 | 2026 Trojan Pentathlon | 2026-03-06 |
| 50m Freestyle | 34.21 | 2025 Central Region Div 2 LC Championships | 2025-06-13 |
| 50m Freestyle | 32.03 | 2026 Trojan Pentathlon | 2026-03-06 |
| 800m Freestyle | 11:39.99 | MAC Rising Star #2 | 2025-05-30 |
| 800m Freestyle | 11:18.58 | David Lawson Invitational 2026 | 2026-01-23 |
Kubat, Valentina's top personal bests include 100m Backstroke (1:33.50), 100m Backstroke (1:29.53), 100m Breaststroke (1:33.44), 100m Butterfly (1:27.64), 100m Butterfly (1:23.46).
Kubat, Valentina swims for Oakville Aquatic Club.
Kubat, Valentina has competed in 7 meets.