| Event | Time | Meet | Date |
|---|---|---|---|
| 100m Backstroke | 1:51.90 | Cascade Wacky T-Shirt Winter Fundamentals 2025 | 2025-11-15 |
| 100m Breaststroke | 2:30.55 | Comets Holiday Invitational | 2025-12-12 |
| 100m Freestyle | 1:36.85 | Cascade Wacky T-Shirt Winter Fundamentals 2025 | 2025-11-15 |
| 100m IM | 1:49.62 | Winter Wild Hair Fundamentals | 2026-03-13 |
| 200m Backstroke | 3:33.16 | Winter Wild Hair Fundamentals | 2026-03-13 |
| 200m IM | 4:09.23 | Comets Holiday Invitational | 2025-12-12 |
| 50m Backstroke | 49.80 | Winter Wild Hair Fundamentals | 2026-03-13 |
| 50m Breaststroke | 1:07.53 | Comets Holiday Invitational | 2025-12-12 |
| 50m Butterfly | 55.23 | Winter Wild Hair Fundamentals | 2026-03-13 |
| 50m Freestyle | 46.23 | Mini Pro: Speed Meet 2025 | 2025-11-07 |
Londono, Benjamin's top personal bests include 100m Backstroke (1:51.90), 100m Breaststroke (2:30.55), 100m Freestyle (1:36.85), 100m IM (1:49.62), 200m Backstroke (3:33.16).
Londono, Benjamin swims for Cascade Swim Club.
Londono, Benjamin has competed in 7 meets.