| Event | Time | Meet | Date |
|---|---|---|---|
| 100m Backstroke | 1:24.18 | Manitoba Open Junior Provincials | 2026-02-06 |
| 100m Butterfly | 1:26.75 | Manitoba Open Junior Provincials | 2026-02-06 |
| 100m Freestyle | 1:12.17 | Seals West Side Challenge | 2025-11-28 |
| 100m IM | 1:21.06 | St. James Seals Invitational | 2026-01-23 |
| 200m Backstroke | 3:02.27 | 2026 Manta Grand Prix | 2026-02-20 |
| 200m Freestyle | 2:37.55 | Manitoba Open Junior Provincials | 2026-02-06 |
| 200m IM | 2:56.56 | Manitoba Open Junior Provincials | 2026-02-06 |
| 50m Backstroke | 39.52 | Manitoba Open Junior Provincials | 2026-02-06 |
| 50m Butterfly | 36.93 | The Steve Molloy Invitational 2025 | 2025-11-07 |
| 50m Freestyle | 29.99 | Manitoba Open Junior Provincials | 2026-02-06 |
Petrenko, Yaroslav's top personal bests include 100m Backstroke (1:24.18), 100m Butterfly (1:26.75), 100m Freestyle (1:12.17), 100m IM (1:21.06), 200m Backstroke (3:02.27).
Petrenko, Yaroslav swims for Alpha Swim Club.
Petrenko, Yaroslav has competed in 6 meets.