| Event | Time | Meet | Date |
|---|---|---|---|
| 100m Backstroke | 1:36.94 | MAC Jingle Bell | 2025-12-12 |
| 100m Breaststroke | 1:29.51 | 2026 Central Region Div 2 SC Championships | 2026-02-20 |
| 100m Butterfly | 1:30.77 | Winter Swimfest 2026 | 2026-01-24 |
| 100m Freestyle | 1:15.96 | MAC Jingle Bell | 2025-12-12 |
| 50m Backstroke | 42.04 | 2025 NYAC Cup | 2025-11-14 |
| 50m Breaststroke | 38.97 | 2026 Central Region Div 2 SC Championships | 2026-02-20 |
| 50m Butterfly | 36.32 | MAC Jingle Bell | 2025-12-12 |
| 50m Freestyle | 32.18 | MAC Jingle Bell | 2025-12-12 |
Gratzer, Jay's top personal bests include 100m Backstroke (1:36.94), 100m Breaststroke (1:29.51), 100m Butterfly (1:30.77), 100m Freestyle (1:15.96), 50m Backstroke (42.04).
Gratzer, Jay swims for North York Aquatic Club.
Gratzer, Jay has competed in 5 meets.