Jeffrey Koh (M 62)
| Race | Date | Distance | Result | Overall | Gender | |
|---|---|---|---|---|---|---|
| 2022 | ||||||
| Miwok (CA) | 05/07/22 | 100 KM | 16:04:26 | 256 | 184 | |
| Gorge Waterfalls (OR) | 04/03/22 | 50 KM | 7:34:09 | 149 | 103 | |
| 2021 | ||||||
| Mt. Hood 50 (OR) | 07/10/21 | 50 Miles | 12:32:21 | 92 | 51 | |
| 2019 | ||||||
| Mountain Lakes 100 (OR) | 09/21/19 | 100 Miles | 29:37:01 | 117 | 81 | |
| Mt. Hood 50 (OR) | 07/14/19 | 50 KM | 6:35:57 | 101 | 47 | |
| 2018 | ||||||
| Black Canyon Ultras (AZ) | 02/17/18 | 100 KM | 16:55:52 | 301 | 212 | |
| 2017 | ||||||
| San Diego 100 (CA) | 06/09/17 | 100 Miles | 31:20:58 | 161 | 129 | |
| Black Canyon Ultras (AZ) | 02/18/17 | 100 KM | 15:56:19 | 184 | 142 | |
| 2016 | ||||||
| Silver Falls (OR) | 11/05/16 | 50 KM | 6:33:25 | 128 | 96 | |
| Sean O'Brien 100k/50M (CA) | 02/06/16 | 100 KM | 15:28:43 | 64 | 48 | |
| 2015 | ||||||
| Elk-Kings Trail Races (OR) | 10/17/15 | 50 KM | 7:08:21 | 27 | 15 | |
| American River (CA) | 04/04/15 | 50 Miles | 10:32:12 | 245 | 170 | |
