| Event | Time | Meet | Date |
|---|---|---|---|
| 100m Backstroke | 1:17.27 | GO Polar Bear Invitational 2026 | 2026-01-16 |
| 100m Breaststroke | 1:16.60 | 2026 NKB National Capital Cup | 2026-02-13 |
| 100m Breaststroke | 1:12.98 | 2025 Alex Baumann Invitational | 2025-11-21 |
| 100m Butterfly | 1:09.18 | 2026 NKB National Capital Cup | 2026-02-13 |
| 100m Butterfly | 1:07.36 | GO Polar Bear Invitational 2026 | 2026-01-16 |
| 100m Freestyle | 1:03.06 | GO Polar Bear Invitational 2026 | 2026-01-16 |
| 100m IM | 1:09.91 | GO King & Queen of the Pool - Pentathlon 2025 | 2025-10-18 |
| 200m Breaststroke | 2:47.02 | 2026 NKB National Capital Cup | 2026-02-13 |
| 200m Breaststroke | 2:37.05 | 2026 Eastern Ontario Regional Championship - Winte | 2026-01-30 |
| 200m Butterfly | 2:37.85 | 2025 Alex Baumann Invitational | 2025-11-21 |
| 200m Freestyle | 2:13.10 | 2025 Alex Baumann Invitational | 2025-11-21 |
| 200m IM | 2:32.62 | 2025 Eastern Ontario LC Regional Championships | 2025-06-05 |
| 200m IM | 2:26.56 | GO Fall Halloween Invitational 2025 | 2025-11-01 |
| 400m Freestyle | 4:47.70 | 2025 Eastern Ontario LC Regional Championships | 2025-06-05 |
| 400m Freestyle | 4:44.40 | 2025 Alex Baumann Invitational | 2025-11-21 |
| 400m IM | 5:13.86 | 2026 Eastern Ontario Regional Championship - Winte | 2026-01-30 |
| 50m Backstroke | 35.06 | GO King & Queen of the Pool - Pentathlon 2025 | 2025-10-18 |
| 50m Breaststroke | 34.85 | 2026 NKB National Capital Cup | 2026-02-13 |
| 50m Breaststroke | 34.23 | 2026 Eastern Ontario Regional Championship - Winte | 2026-01-30 |
| 50m Butterfly | 31.00 | 2026 NKB National Capital Cup | 2026-02-13 |
| 50m Butterfly | 30.22 | GO King & Queen of the Pool - Pentathlon 2025 | 2025-10-18 |
| 50m Freestyle | 28.91 | MAC Summer Invitational | 2025-07-24 |
| 50m Freestyle | 29.27 | GO King & Queen of the Pool - Pentathlon 2025 | 2025-10-18 |
| 800m Freestyle | 10:03.52 | 2025 Eastern Ontario LC Regional Championships | 2025-06-05 |
| 800m Freestyle | 9:41.87 | 2025 Alex Baumann Invitational | 2025-11-21 |
McIntosh, Grace's top personal bests include 100m Backstroke (1:17.27), 100m Breaststroke (1:16.60), 100m Breaststroke (1:12.98), 100m Butterfly (1:09.18), 100m Butterfly (1:07.36).
McIntosh, Grace swims for Greater Ottawa Kingfish Swim Club.
McIntosh, Grace has competed in 8 meets.