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Marathon Deutsche Weinstraße 2026   HaWei50 50km Ultralauf 28.2.2026   3h, 6h, 12h, 24h of Santander  
Name: van Duzer, Ryan   Submit Personal Website Send Link 
Club:  
Residence: Boulder, CO
Year of birth: 1979 (Cat. german: M45)
Date of birth: 00.00.0000 (Cat. internat.: M45)
Nationality: USA USA United States
RunnerID: 784605
 

22 search results (22 Events, 1917.939 km).  (More)

2025 1 Event, 50 km  (More)
26.08.2025 Burning Man Ultramarathon (USA) 50km
6:06:50 h van Duzer, Ryan *Boulder, CO  Overall: 140 M: 102 Cat M45: 4
2024 2 Events, 210.934 km  (More)
26.-27.10.2024 Javelina Jundred 100 Mile Endurance Run (USA) 100mi
19:53:06 h van Duzer, Ryan *Boulder, CO  Overall: 53 M: 35 Cat M40: 6
27.08.2024 Burning Man Ultramarathon (USA) 50km
4:33:20 h van Duzer, Ryan *Boulder, CO  Overall: 29 M: 26 Cat M40: 2
2023 2 Events, 130.467 km  (More)
29.08.2023 Burning Man Ultramarathon (USA) 50km
4:42:52 h van Duzer, Ryan *Boulder, CO  Overall: 27 M: 23 Cat M40: 3
05.03.2023 Ultra Caballo Blanco Copper Canyon Ultra (MEX) 50mi
9:01:35 h van Duzer, Ryan   Overall: 29 M: 26 Cat M40: 3
2022 4 Events, 341.401 km  (More)
30.08.2022 Burning Man Ultramarathon (USA) 50km
4:46:22 h van Duzer, Ryan *Boulder, CO  Overall: 23 M: 18 Cat M40: 4
20.-21.08.2022 Leadville Trail 100 Mile (USA) 100mi
22:49:29 h van Duzer, Ryan *Boulder, CO  Overall: 34 M: 32 Cat M40: 7
09.07.2022 Leadville Silver Rush 50 Mile Run (USA) 50mi
8:36:34 h van Duzer, Ryan *Boulder, CO  Overall: 32 M: 28 Cat M40: 7
03.06.2022 Golden Gate Dirty 30 (USA) 50km
6:38:32 h van Duzer, Ryan *Boulder, CO  Overall: 15 M: 13 Cat M40: 4
2021 1 Event, 160.934 km  (More)
21.-22.08.2021 Leadville Trail 100 Mile (USA) 100mi
24:13:07 h van Duzer, Ryan *Boulder, CO  Overall: 55 M: 47 Cat M40: 12
2020 1 Event, 80.467 km  (More)
01.03.2020 Ultra Caballo Blanco Copper Canyon Ultra (MEX) 50mi
9:12:58 h van Duzer, Ryan *Colorado Estados Unidos, CO  Overall: 29 M: 27 Cat M40: 4
2019 2 Events, 210.934 km  (More)
26.-27.10.2019 Javelina Jundred 100 Mile Endurance Run (USA) 100mi
20:00:49 h van Duzer, Ryan *Boulder, CO  Overall: 33 M: 25 Cat M35: 11
27.08.2019 Burning Man Ultramarathon (USA) 50km
4:23:58 h van Duzer, Ryan *Boulder, CO  Overall: 18 M: 17 Cat M35: 2
2018 2 Events, 241.401 km  (More)
27.-28.10.2018 Javelina Jundred 100 Mile Endurance Run (USA) 100mi
21:14:38 h van Duzer, Ryan *Boulder, CO  Overall: 44 M: 37 Cat M35: 7
04.03.2018 Ultra Caballo Blanco Copper Canyon Ultra (MEX) 50mi
9:13:22 h van Duzer, Ryan *Colorado  Overall: 48 M: 45 Cat M35: 8
2017 3 Events, 291.401 km  (More)
28.-29.10.2017 Javelina Jundred 100 Mile Endurance Run (USA) 100mi
22:51:44 h van Duzer, Ryan *Boulder, CO  Overall: 74 M: 60 Cat M35: 11
29.08.2017 Burning Man Ultramarathon (USA) 50km
4:12:33 h van Duzer, Ryan   Overall: 11 M: 11 Cat M35: 3
05.03.2017 Ultra Caballo Blanco Copper Canyon Ultra (MEX) 50mi
9:09:01 h van Duzer, Ryan *Boulder, CO  Overall: 43 M: 41 Cat M35: 6
2016 1 Event, 50 km  (More)
30.08.2016 Burning Man Ultramarathon (USA) 50km
4:08:41 h van Duzer, Ryan *Boulder, CO  Overall: 8 M: 8 Cat M35: 4
2015 1 Event, 50 km  (More)
02.09.2015 Burning Man Ultramarathon (USA) 50km
4:02:32 h van Duzer, Ryan   Overall: 2 M: 2 Cat M35: 1
2014 1 Event, 50 km  (More)
27.08.2014 Burning Man Ultramarathon (USA) 50km
3:52:58 h van Duzer, Ryan *Boulder, CO  Overall: 3 M: 3 Cat M23: 3
2013 1 Event, 50 km  (More)
24.08.2013 Burning Man Ultramarathon (USA) 50km
4:10:19 h van Duzer, Ryan *Boulder, CO  Overall: 2 M: 2 Cat M23: 2

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 2020 2019 2018 2017 2016 2015 2014 2013

Comparison table

Comparison of performances in races with multiple participations

   2025 2024 2023 2022 2021 2020 2019 2018 2017 2016 2015 2014 2013
Burning Man Ultramarathon 10 6:06:50 4:33:20 4:42:52 4:46:22     4:23:58   4:12:33 4:08:41 4:02:32 3:52:58 4:10:19
Ultra Caballo Blanco Copper Canyon Ultra 4     9:01:35     9:12:58   9:13:22 9:09:01        
Javelina Jundred 100 Mile Endurance Run 4   19:53:06         20:00:49 21:14:38 22:51:44        
Leadville Trail 100 Mile 2       22:49:29 24:13:07