| Event | Time | Meet | Date |
|---|---|---|---|
| 100m Backstroke | 1:12.83 | 2026 NKB National Capital Cup | 2026-02-13 |
| 100m Backstroke | 1:08.51 | GO Fall Halloween Invitational 2025 | 2025-11-01 |
| 100m Breaststroke | 1:22.97 | GO Fall Halloween Invitational 2025 | 2025-11-01 |
| 100m Butterfly | 1:05.99 | 2026 NKB Winter Invitational Long Course | 2026-01-16 |
| 100m Butterfly | 1:06.52 | GO Fall Halloween Invitational 2025 | 2025-11-01 |
| 100m Freestyle | 1:02.94 | 2026 NKB National Capital Cup | 2026-02-13 |
| 100m IM | 1:08.34 | 2025 NKB Fall Invitational | 2025-10-17 |
| 200m Backstroke | 2:35.83 | 2026 NKB Winter Invitational Long Course | 2026-01-16 |
| 200m Backstroke | 2:31.60 | 2025 NKB Fall Invitational | 2025-10-17 |
| 200m Breaststroke | 2:54.19 | 2025 NKB Fall Invitational | 2025-10-17 |
| 200m Butterfly | 2:43.60 | 2026 NKB Winter Invitational Long Course | 2026-01-16 |
| 200m Freestyle | 2:26.69 | 2025 Eastern Ontario LC Regional Championships | 2025-06-05 |
| 200m IM | 2:34.01 | 2026 NKB Winter Invitational Long Course | 2026-01-16 |
| 200m IM | 2:29.08 | GO Fall Halloween Invitational 2025 | 2025-11-01 |
| 400m Freestyle | 4:53.70 | 2026 NKB Winter Invitational Long Course | 2026-01-16 |
| 400m Freestyle | 4:40.31 | 2025 NKB Fall Invitational | 2025-10-17 |
| 400m IM | 5:30.03 | 2026 NKB Winter Invitational Long Course | 2026-01-16 |
| 50m Backstroke | 31.76 | 2025 Eastern Ontario LC Regional Championships | 2025-06-05 |
| 50m Breaststroke | 38.22 | GO Fall Halloween Invitational 2025 | 2025-11-01 |
| 50m Butterfly | 29.58 | 2026 NKB National Capital Cup | 2026-02-13 |
| 50m Freestyle | 27.94 | 2025 Eastern Ontario LC Regional Championships | 2025-06-05 |
| 50m Freestyle | 27.57 | GO Fall Halloween Invitational 2025 | 2025-11-01 |
| 800m Freestyle | 10:07.94 | 2025 Eastern Ontario LC Regional Championships | 2025-06-05 |
| 800m Freestyle | 9:43.88 | KBM Distance & Development | 2025-11-08 |
Ren, Lucas's top personal bests include 100m Backstroke (1:12.83), 100m Backstroke (1:08.51), 100m Breaststroke (1:22.97), 100m Butterfly (1:05.99), 100m Butterfly (1:06.52).
Ren, Lucas swims for Nepean Kanata Barracudas Swim Club.
Ren, Lucas has competed in 6 meets.