Lainey Guenther
Personal records
| Event | Course | Best | Cut | Date | Meet |
|---|---|---|---|---|---|
| 50 Freestyle | SCY | 25.37 | 2025-12-04 | 2025 Holiday Swim Festival | |
| 100 Freestyle | SCY | 54.43 | 2026-05-07 | 2026 CCS Swimming & Diving Championships venue | |
| 200 Freestyle | SCY | 1:56.72 | 2026-05-01 | WBAL Championship Meet 2026 venue | |
| 500 Freestyle | SCY | 5:19.10 | 2026-05-02 | WBAL Championship Meet 2026 venue | |
| 1000 Freestyle | SCY | 11:05.17 | 2025-12-04 | 2025 Holiday Swim Festival | |
| 1650 Freestyle | SCY | 18:25.17 | 2025-12-04 | 2025 Holiday Swim Festival | |
| 100 Backstroke | SCY | 1:04.93 | 2025-12-04 | 2025 Holiday Swim Festival | |
| 100 Butterfly | SCY | 1:04.61 | 2025-12-04 | 2025 Holiday Swim Festival | |
| 200 Individual Medley | SCY | 2:17.57 | 2025-12-04 | 2025 Holiday Swim Festival | |
| 50 Freestyle | LCM | 29.66 | 2025-06-13 | 2025 CO CSI Long Course Open venue | |
| 100 Freestyle | LCM | 1:04.39 | 2025-06-13 | 2025 CO CSI Long Course Open venue | |
| 200 Freestyle | LCM | 2:25.17 | 2025-06-13 | 2025 CO CSI Long Course Open venue | |
| 100 Backstroke | LCM | 1:20.52 | 2025-06-13 | 2025 CO CSI Long Course Open venue | |
| 200 Backstroke | LCM | 2:59.92 | 2025-06-13 | 2025 CO CSI Long Course Open venue | |
| 100 Breaststroke | LCM | 5:06.45 | 2025-06-13 | 2025 CO CSI Long Course Open venue | |
| 400 Individual Medley | LCM | 5:57.82 | 2025-06-13 | 2025 CO CSI Long Course Open venue |
Fastest relay legs
| Leg | Course | Time | Start | Relay | Date | Meet |
|---|---|---|---|---|---|---|
| 50 Freestyle | SCY | 24.98 | flying | 200 Medley Relay (leg 4) | 2026-05-09 | 2026 CCS Swimming & Diving Championships |
| 100 Freestyle | SCY | 54.31 | flat | 400 Free Relay | 2026-05-09 | 2026 CCS Swimming & Diving Championships |
Reconstructed from relay split marks. Flat = lead-off (comparable to individual times); flying starts run ~0.5–0.7s fast and are not PRs.
PR splits
100 Freestyle SCY 54.43
Front half 26.42s · back half 28.01s
200 Freestyle SCY 1:56.72
Front half 56.67s · back half 60.05s
500 Freestyle SCY 5:19.10
Front half 158.28s · back half 160.82s
1650 Freestyle SCY 18:25.17
100 Backstroke SCY 1:04.93
Front half 31.36s · back half 33.57s
100 Butterfly SCY 1:04.61
Front half 30.32s · back half 34.29s
200 Individual Medley SCY 2:17.57
Front half 67.09s · back half 70.48s
Progression
Faster times are higher. One card per event, all courses & history.