| Event | Time | Meet | Date |
|---|---|---|---|
| 100m Backstroke | 1:29.47 | Goldfins Pentathlon | 2026-02-07 |
| 100m Backstroke | 1:26.86 | 2026 Sask Open Short Course Junior Provincials | 2026-02-27 |
| 100m Breaststroke | 1:49.96 | Winter Classic | 2026-01-16 |
| 100m Breaststroke | 1:42.21 | 2026 Sask Open Short Course Junior Provincials | 2026-02-27 |
| 100m Butterfly | 1:44.56 | Winter Classic | 2026-01-16 |
| 100m Butterfly | 1:41.05 | 2026 Sask Open Short Course Junior Provincials | 2026-02-27 |
| 100m Freestyle | 1:18.82 | Winter Classic | 2026-01-16 |
| 100m Freestyle | 1:17.12 | Spooktacular Goldfins Invitational 49 | 2025-10-24 |
| 200m Backstroke | 3:11.63 | Norm Banfield Memorial Open Development Meet | 2025-10-03 |
| 200m Breaststroke | 3:50.94 | Winter Classic | 2026-01-16 |
| 200m Breaststroke | 3:40.28 | 2026 Sask Open Short Course Junior Provincials | 2026-02-27 |
| 200m Freestyle | 2:54.97 | 2026 Sask Open Short Course Junior Provincials | 2026-02-27 |
| 200m IM | 3:21.35 | Goldfins Pentathlon | 2026-02-07 |
| 200m IM | 3:12.27 | Craven SPORT Services Racing Series #2 | 2025-11-15 |
| 400m Freestyle | 6:28.85 | Spooktacular Goldfins Invitational 49 | 2025-10-24 |
| 50m Backstroke | 41.65 | Winter Classic | 2026-01-16 |
| 50m Backstroke | 38.83 | 2026 Sask Open Short Course Junior Provincials | 2026-02-27 |
| 50m Breaststroke | 46.95 | Winter Classic | 2026-01-16 |
| 50m Breaststroke | 45.32 | Winter Solstice | 2025-11-29 |
| 50m Butterfly | 40.98 | Winter Solstice | 2025-11-29 |
| 50m Freestyle | 35.44 | Winter Classic | 2026-01-16 |
| 50m Freestyle | 33.91 | 2026 Sask Open Short Course Junior Provincials | 2026-02-27 |
Grajo, Summer's top personal bests include 100m Backstroke (1:29.47), 100m Backstroke (1:26.86), 100m Breaststroke (1:49.96), 100m Breaststroke (1:42.21), 100m Butterfly (1:44.56).
Grajo, Summer swims for Team Gold.
Grajo, Summer has competed in 10 meets.