swimJayden Guo
Personal records
| Event | Course | Best | Cut | Date | Meet |
|---|---|---|---|---|---|
| 25 Freestyle | SCY | 23.23 | 2025-01-10 | 2025 MR EAST New Year Invitational | |
| 50 Freestyle | SCY | 49.41 | 2026-03-07 | 2026 MR Metro 8 & Under Championships | |
| 25 Backstroke | SCY | 22.79 | 2025-03-08 | 2025 MR Metro 8 & Under Championships | |
| 50 Backstroke | SCY | 50.04 | 2026-03-08 | 2026 MR Metro 8 & Under Championships venue | |
| 25 Breaststroke | SCY | 22.65 | 2025-10-04 | 2025 MR WEST Season Starter Time Trials | |
| 25 Butterfly | SCY | 22.91 | 2025-01-20 | 2025 MR YMID MLK 8&under Meet | |
| 50 Butterfly | SCY | 43.75 | 2025-01-20 | 2025 MR YMID MLK 8&under Meet | |
| 50 Freestyle | LCM | 53.92 | 2026-05-01 | 2026 MR COND May Meters Matter Invitational | |
| 50 Breaststroke | LCM | 1:07.95 | 2026-05-03 | 2026 MR COND May Meters Matter Invitational fast pool | |
| 100 Breaststroke | LCM | 1:37.62 | 2026-05-01 | 2026 MR COND May Meters Matter Invitational |
Pool tags are a venue speed heuristic (median deviation of all swims there vs each swimmer's typical time) — see the venue page for the method.
PR splits
100 Breaststroke LCM 1:37.62 split/total mismatch
Front half 46.87s · back half 50.75s
Progression
Faster times are higher. One card per event, all courses & history.