| Event | Time | Meet | Date |
|---|---|---|---|
| 100m Backstroke | 1:06.56 | 2026 Central Region Div 2 SC Championships | 2026-02-20 |
| 100m Breaststroke | 1:24.90 | Scar Red vs White #1 | 2025-10-04 |
| 100m Butterfly | 1:00.32 | 2026 Central Region Div 1 SC Championships | 2026-02-06 |
| 100m Freestyle | 58.43 | 2026 Central Region Div 1 SC Championships | 2026-02-06 |
| 200m Backstroke | 2:28.00 | 2026 Central Region Div 2 SC Championships | 2026-02-20 |
| 200m Butterfly | 2:20.02 | 2026 Central Region Div 1 SC Championships | 2026-02-06 |
| 200m Freestyle | 2:02.01 | 2026 Central Region Div 2 SC Championships | 2026-02-20 |
| 200m IM | 2:29.57 | Border City Invitational 2025 | 2025-12-05 |
| 400m Freestyle | 4:28.51 | 2026 Central Region Div 2 SC Championships | 2026-02-20 |
| 400m IM | 5:06.93 | 2026 Central Region Div 2 SC Championships | 2026-02-20 |
| 50m Backstroke | 32.74 | 2026 Central Region Div 2 SC Championships | 2026-02-20 |
| 50m Butterfly | 27.32 | 2026 Central Region Div 1 SC Championships | 2026-02-06 |
| 50m Freestyle | 26.68 | SCAR Cindy Nicholas Memorial Meet | 2025-11-01 |
| 800m Freestyle | 9:30.26 | 2025 Alex Baumann Invitational | 2025-11-21 |
Landon, John's top personal bests include 100m Backstroke (1:06.56), 100m Breaststroke (1:24.90), 100m Butterfly (1:00.32), 100m Freestyle (58.43), 200m Backstroke (2:28.00).
Landon, John swims for Scarborough Swim Club.
Landon, John has competed in 9 meets.