| Event | Time | Meet | Date |
|---|---|---|---|
| 100m Backstroke | 1:19.14 | GO Polar Bear Invitational 2026 | 2026-01-16 |
| 100m Breaststroke | 1:22.74 | GO Gee Gee March Break Invitational 2026 | 2026-02-28 |
| 100m Butterfly | 1:16.76 | 2026 NKB National Capital Cup | 2026-02-13 |
| 100m Butterfly | 1:19.07 | GO Fall Halloween Invitational 2025 | 2025-11-01 |
| 100m Freestyle | 1:03.96 | 2026 NKB National Capital Cup | 2026-02-13 |
| 100m Freestyle | 1:03.60 | GO Gee Gee March Break Invitational 2026 | 2026-02-28 |
| 100m IM | 1:16.99 | GO King & Queen of the Pool - Pentathlon 2025 | 2025-10-18 |
| 200m Breaststroke | 3:10.79 | 2025 Eastern Ontario LC Regional Championships | 2025-06-05 |
| 200m Breaststroke | 3:04.43 | GO Gee Gee March Break Invitational 2026 | 2026-02-28 |
| 200m Freestyle | 2:27.68 | 2025 Eastern Ontario LC Regional Championships | 2025-06-05 |
| 200m Freestyle | 2:18.63 | 2026 Eastern Ontario Regional Championship - Winte | 2026-01-30 |
| 200m IM | 2:52.56 | 2025 Eastern Ontario LC Regional Championships | 2025-06-05 |
| 200m IM | 2:38.23 | 2026 Eastern Ontario Regional Championship - Winte | 2026-01-30 |
| 400m Freestyle | 5:07.65 | 2026 NKB National Capital Cup | 2026-02-13 |
| 400m Freestyle | 5:04.12 | 2026 Eastern Ontario Regional Championship - Winte | 2026-01-30 |
| 400m IM | 6:11.09 | 2025 Eastern Ontario LC Regional Championships | 2025-06-05 |
| 400m IM | 5:42.01 | GO Gee Gee March Break Invitational 2026 | 2026-02-28 |
| 50m Backstroke | 36.36 | GO King & Queen of the Pool - Pentathlon 2025 | 2025-10-18 |
| 50m Breaststroke | 38.06 | 2026 NKB National Capital Cup | 2026-02-13 |
| 50m Breaststroke | 38.05 | GO Gee Gee March Break Invitational 2026 | 2026-02-28 |
| 50m Butterfly | 34.38 | GO King & Queen of the Pool - Pentathlon 2025 | 2025-10-18 |
| 50m Freestyle | 29.06 | 2026 NKB National Capital Cup | 2026-02-13 |
| 50m Freestyle | 29.19 | GO Gee Gee March Break Invitational 2026 | 2026-02-28 |
| 800m Freestyle | 10:37.59 | 2026 NKB National Capital Cup | 2026-02-13 |
Fan, Mason's top personal bests include 100m Backstroke (1:19.14), 100m Breaststroke (1:22.74), 100m Butterfly (1:16.76), 100m Butterfly (1:19.07), 100m Freestyle (1:03.96).
Fan, Mason swims for Greater Ottawa Kingfish Swim Club.
Fan, Mason has competed in 8 meets.