| Event | Time | Meet | Date |
|---|---|---|---|
| 100m Backstroke | 1:28.04 | 2026 NKB National Capital Cup | 2026-02-13 |
| 100m Backstroke | 1:25.83 | GO Fall Halloween Invitational 2025 | 2025-11-01 |
| 100m Breaststroke | 1:40.93 | 2025 Eastern Ontario LC Regional Championships | 2025-06-05 |
| 100m Breaststroke | 1:43.31 | 2025 Alex Baumann Invitational | 2025-11-21 |
| 100m Freestyle | 1:11.26 | 2025 Eastern Ontario LC Regional Championships | 2025-06-05 |
| 100m Freestyle | 1:07.04 | 2026 Eastern Ontario Regional Championship - Winte | 2026-01-30 |
| 100m IM | 1:30.86 | GO King & Queen of the Pool - Pentathlon 2025 | 2025-10-18 |
| 200m Backstroke | 3:03.22 | GO Fall Halloween Invitational 2025 | 2025-11-01 |
| 200m Breaststroke | 3:35.71 | GO Fall Halloween Invitational 2025 | 2025-11-01 |
| 200m Freestyle | 2:35.23 | 2026 NKB National Capital Cup | 2026-02-13 |
| 200m Freestyle | 2:31.52 | 2026 Eastern Ontario Regional Championship - Winte | 2026-01-30 |
| 200m IM | 3:09.64 | 2025 Alex Baumann Invitational | 2025-11-21 |
| 400m Freestyle | 5:39.91 | 2026 NKB National Capital Cup | 2026-02-13 |
| 400m Freestyle | 5:21.51 | 2026 Eastern Ontario Regional Championship - Winte | 2026-01-30 |
| 50m Backstroke | 40.18 | 2026 NKB National Capital Cup | 2026-02-13 |
| 50m Backstroke | 38.87 | GO Gee Gee March Break Invitational 2026 | 2026-02-28 |
| 50m Breaststroke | 45.26 | GO King & Queen of the Pool - Pentathlon 2025 | 2025-10-18 |
| 50m Butterfly | 38.37 | 2026 NKB National Capital Cup | 2026-02-13 |
| 50m Butterfly | 37.83 | GO Polar Bear Invitational 2026 | 2026-01-16 |
| 50m Freestyle | 31.25 | 2026 NKB National Capital Cup | 2026-02-13 |
| 50m Freestyle | 30.16 | GO Gee Gee March Break Invitational 2026 | 2026-02-28 |
Venne, Catherine's top personal bests include 100m Backstroke (1:28.04), 100m Backstroke (1:25.83), 100m Breaststroke (1:40.93), 100m Breaststroke (1:43.31), 100m Freestyle (1:11.26).
Venne, Catherine swims for Greater Ottawa Kingfish Swim Club.
Venne, Catherine has competed in 8 meets.