| Event | Time | Meet | Date |
|---|---|---|---|
| 100m Backstroke | 1:17.30 | Hollyburn Summer Meet | 2025-07-19 |
| 100m Breaststroke | 1:23.47 | Titans Fall Invitational | 2025-11-29 |
| 100m Butterfly | 1:14.32 | Titans Medley Add-Up | 2026-03-07 |
| 100m IM | 1:15.23 | Titans Fall Invitational | 2025-11-29 |
| 1500m Freestyle | 5:49.81 | RMSC Spring Invitational | 2025-03-08 |
| 200m Backstroke | 2:52.49 | Winskill Dolphins LMR | 2025-10-25 |
| 200m Breaststroke | 2:58.97 | Winskill Dolphins LMR | 2025-10-25 |
| 200m Butterfly | 2:59.95 | RMSC Spring Invitational | 2025-03-08 |
| 200m Freestyle | 2:24.44 | Titans Fall Invitational | 2025-11-29 |
| 200m IM | 2:45.23 | Titans Fall Invitational | 2025-11-29 |
| 400m Freestyle | 5:23.19 | Winskill Dolphins LMR | 2025-10-25 |
| 400m IM | 5:49.72 | Winskill Dolphins LMR | 2025-10-25 |
| 50m Freestyle | 28.22 | Titans Medley Add-Up | 2026-03-07 |
| 800m Freestyle | 11:29.30 | RMSC Spring Invitational | 2025-03-08 |
Romanenko, Alexander's top personal bests include 100m Backstroke (1:17.30), 100m Breaststroke (1:23.47), 100m Butterfly (1:14.32), 100m IM (1:15.23), 1500m Freestyle (5:49.81).
Romanenko, Alexander swims for ADVENT Swim Academy.
Romanenko, Alexander has competed in 5 meets.