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Marathon Deutsche Weinstraße 2026   HaWei50 50km Ultralauf 28.2.2026   3h, 6h, 12h, 24h of Santander  
Name: Koh, Jeffrey   Submit Personal Website Send Link 
Club:  
Residence: Lake Oswego, OR
Year of birth: 1959 (Cat. german: M65)
Date of birth: 00.00.0000 (Cat. internat.: M65)
Nationality: USA USA United States
RunnerID: 658772
 

18 search results (18 Events, 1474.203 km).  (More)

2025 1 Event, 100 km  (More)
08.-09.02.2025 Black Canyon Trail 100 Km Run (USA) 100km
18:20:47 h Koh, Jeffrey *Lake Oswego, OR  Overall: 696 M: 506 Cat M65: 4
2024 2 Events, 130.467 km  (More)
13.07.2024 Mt. Hood 50 Mile Trail Run (USA) 50mi
12:48:43 h Koh, Jeffrey *Lake Oswego, OR  Overall: 111 M: 65 Cat M60: 1
14.04.2024 Gorge Waterfalls 50k (USA) 50km
8:39:10 h Koh, Jeffrey *Lake Oswego, OR  Overall: 263 M: 151 Cat M60: 3
2023 2 Events, 130.467 km  (More)
16.07.2023 Mt. Hood 50 Km Trail Run (USA) 50km
7:48:04 h Koh, Jeffrey   Overall: 115 M: 65 Cat M60: 3
15.07.2023 Mt. Hood 50 Mile Trail Run (USA) 50mi
13:03:37 h Koh, Jeffrey *Lake Oswego, OR  Overall: 115 M: 76 Cat M60: 2
2022 3 Events, 180.467 km  (More)
10.07.2022 Mt. Hood 50 Km Trail Run (USA) 50km
6:55:08 h Koh, Jeffrey *Lake Oswego, OR  Overall: 85 M: 41 Cat M60: 2
09.07.2022 Mt. Hood 50 Mile Trail Run (USA) 50mi
11:59:14 h Koh, Jeffrey *Lake Oswego, OR  Overall: 97 M: 63 Cat M60: 1
02.04.2022 Gorge Waterfalls 50k (USA) 50km
7:34:09 h Koh, Jeffrey *Lake Oswego, OR  Overall: 149 M: 103 Cat M60: 2
2021 1 Event, 80.467 km  (More)
10.07.2021 Mt. Hood 50 Mile Trail Run (USA) 50mi
12:32:21 h Koh, Jeffrey *Lake Oswego, OR  Overall: 92 M: 51 Cat M60: 1
2019 2 Events, 210.934 km  (More)
21.-22.09.2019 Mountain Lakes 100 (USA) 100mi
29:37:01 h Koh, Jeffrey *Lake Oswego, OR  Overall: 117 M: 81 Cat M55: 2
13.07.2019 Mt. Hood 50 Km Trail Run (USA) 50km
6:35:57 h Koh, Jeffrey *Lake Oswego, OR  Overall: 100 M: 46 Cat M55: 3
2018 1 Event, 100 km  (More)
17.02.2018 Black Canyon Trail 100 Km Run (USA) 100km
16:55:52 h Koh, Jeffrey *Lake Oswego, OR  Overall: 301 M: 211 Cat M55: 15
2017 2 Events, 260.934 km  (More)
09.-10.06.2017 San Diego 100 Mile Endurance Run (USA) 100mi
31:20:58 h Koh, Jeffrey *Lake Oswego, OR  Overall: 161 M: 129 Cat M55: 7
18.02.2017 Black Canyon Trail 100 Km Run (USA) 100km
15:56:19 h Koh, Jeffrey *Lake Oswego, OR  Overall: 182 M: 140 Cat M55: 6
2016 2 Events, 150 km  (More)
05.11.2016 Silver Falls Trail Run (USA) 50km
6:33:25 h Koh, Jeffrey *Lake Oswego, OR  Overall: 128 M: 96 Cat M55: 5
06.02.2016 Sean O'Brien 100 km Trail Race (USA) 100km
15:28:43 h Koh, Jeffrey   Overall: 64 M: 48 Cat M55: 1
2015 2 Events, 130.467 km  (More)
17.10.2015 Elk-King’s 50 km Race (USA) 50km
7:08:21 h Koh, Jeffrey *Lake Oswego, OR  Overall: 27 M: 15 Cat M55: 1
04.04.2015 American River 50 Mile Endurance Run (USA) 50mi
10:32:12 h Koh, Jeffrey *Lake Oswego, OR  Overall: 245 M: 171 Cat M55: 7

Personal bests

Your list of personal best performances only contains performances of races which can be included into rankings.

In brackets rank in yearly international/national rankings.

 PB 2025 2024 2023 2022 2021 2019 2018 2017 2016 2015

Comparison table

Comparison of performances in races with multiple participations

   2025 2024 2023 2022 2021 2019 2018 2017 2016 2015
Mt. Hood 50 Mile Trail Run 4   12:48:43 13:03:37 11:59:14 12:32:21          
Black Canyon Trail 100 Km Run 3 18:20:47           16:55:52 15:56:19    
Mt. Hood 50 Km Trail Run 3     7:48:04 6:55:08   6:35:57        
Gorge Waterfalls 50k 2   8:39:10   7:34:09