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Marathon Deutsche Weinstraße 2026   HaWei50 50km Ultralauf 28.2.2026   3h, 6h, 12h, 24h of Santander  
Name: Williamson, Robert   Submit Personal Website Send Link 
Club:  
Residence: Jonesboro, AR
Year of birth: 1966 (Cat. german: M60)
Date of birth: 00.00.0000 (Cat. internat.: M55)
Nationality: USA USA United States
RunnerID: 145985
 

34 search results (32 Events, 2029.141 km).  (More)

2021 1 Event, 50 km  (More)
13.11.2021 The Back 40 Trail Run - 50km (USA) 50km
6:32:19 h Williamson, Robert   Overall: 5 M: 5 Cat M50: 1
2019 5 Events, 391.401 km  (More)
05.-06.10.2019 Arkansas Traveller 100 (USA) 100mi
27:35:56 h Williamson, Robert *AR  Overall: 72 M: 60 Cat M50: 5
03.08.2019 Dahlgren Heritage Rail Trail 50K (USA) 50km
6:20:04 h Williamson, Robert *Jonesboro, AR  Overall: 42 M: 35 Cat M50: 3
20.07.2019 Full Moon Run - Midnight 50K (USA) 50km
6:35:06 h Williamson, Robert *Jonesboro, AR  Overall: 56 M: 44 Cat M50: 5
13.04.2019 Ouachita Trail 50 Mile (USA) 50mi
11:44:12 h Williamson, Robert *AR  Overall: 21 M: 18 Cat M50: 2
16.02.2019 Sylamore Trail 50k Run (USA) 50km
6:26:40 h Williamson, Robert   Overall: 36 M: 29 Cat M50: 2
2018 1 Event, 50 km  (More)
11.11.2018 Dogwood Canyon Trail Run (USA) 50km
6:17:09 h Williamson, Robert   Overall: 36 M: 26 Cat M50: 4
2017 2 Events, 310.934 km  (More)
17.-19.03.2017 Three Days of Syllamo Stage Race (USA) 150km/3stages
23:06:28 h Williamson, Robert *Jonesboro, AR  Overall: 22 M: 15 Cat M50: 4
18.03.2017 Three Days of Syllamo 50 Mile Run (USA) 50mi
12:49:24 h Williamson, Robert *Jonesboro, AR  Overall: 29 M: 20 Cat M50: 3
17.03.2017 Three Days of Syllamo 50 km Run (USA) 50km
6:45:18 h Williamson, Robert *Jonesboro, AR  Overall: 14 M: 7 Cat M50: 1
04.-05.02.2017 Rocky Raccoon 100 Mile Trail Run (USA) 100mi
25:24:15 h Williamson, Robert   Overall: 103 M: 86 Cat M50: 9
2016 4 Events, 215.872 km  (More)
10.12.2016 The Back 40 Trail Run (USA) 40mi
9:21:00 h Williamson, Robert   Overall: 24 M: 17 Cat M45: 5
12.11.2016 Sweet Spot 50k (USA) 32mi
5:50:00 h Williamson, Robert *Jonesboro, AR  Overall: 16 M: 15 Cat M45: 3
11.09.2016 Stanky Creek 50 km Trail Race (USA) 50km
5:59:08 h Williamson, Robert *Jonesboro, AR  Overall: 8 M: 7 Cat M45: 2
23.07.2016 Full Moon Run - Midnight 50K (USA) 50km
6:19:43 h Williamson, Robert *Jonesboro, AR  Overall: 57 M: 46 Cat M45: 6
2015 2 Events, 100 km  (More)
25.07.2015 Full Moon Run - Midnight 50K (USA) 50km
7:31:01 h Williamson, Robert   Overall: 90 M: 69 Cat M45: 9
21.02.2015 Sylamore Trail 50k Run (USA) 50km
7:29:58 h Williamson, Robert   Overall: 48 M: 42 Cat M45: 8
2014 2 Events, 100 km  (More)
04.10.2014 Rock/Creek StumpJump 50K (USA) 50km
7:10:59 h Williamson, Robert *Jonesboro, AR  Overall: 202 M: 182 Cat M45: 10
15.02.2014 Sylamore Trail 50k Run (USA) 50km
6:35:53 h Williamson, Robert   Overall: 34 M: 32 Cat M45: 2
2013 2 Events, 100 km  (More)
14.09.2013 Bartlett Park Ultras 50K (USA) 50km
5:48:55 h Williamson, Robert   Overall: 25 M: 16 Cat M45: 3
16.02.2013 Sylamore Trail 50k Run (USA) 50km
6:15:42 h Williamson, Robert   Overall: 69 M: 64 Cat M45: 6
2012 3 Events, 150 km  (More)
22.09.2012 Bartlett Park Ultras 50K (USA) 50km
5:47:42 h Williamson, Robert   Overall: 17 M: 14 Cat M45: 2
14.07.2012 Full Moon Run - Midnight 50K (USA) 50km
5:54:38 h Williamson, Robert   Overall: 40 M: 35 Cat M45: 6
21.04.2012 Ouachita Trail 50 km (USA) 50km
6:03:55 h Williamson, Robert *AR  Overall: 26 M: 22 Cat M45: 3
2009 2 Events, 100 km  (More)
18.07.2009 Full Moon Run - Midnight 50K (USA) 50km
6:16:08 h Williamson, Robert   Overall: 37 M: 26 Cat M40: 4
21.02.2009 Sylamore Trail 50k Run (USA) 50km
6:39:55 h Williamson, Robert *Jonesboro, AR  Overall: 52 M: 41 Cat M40: 11
2008 4 Events, 230.467 km  (More)
02.08.2008 Bartlett Park Ultras 50K (USA) 50km
7:45:34 h Williamson, Robert *AR  Overall: 17 M: 15 Cat M40: 2
19.07.2008 Full Moon Run - Midnight 50K (USA) 50km
5:35:00 h Williamson, Robert   Overall: 17 M: 16 Cat M40: 8
19.04.2008 Ouachita Trail 50 Mile (USA) 50mi
11:44:19 h Williamson, Robert *AR  Overall: 13 M: 12 Cat M40: 4
20.01.2008 Swamp Stomper 50K (USA) 50km
6:32:19 h Williamson, Robert   Overall: 23 M: 18 Cat M40: 7
2007 4 Events, 230.467 km  (More)
21.07.2007 Full Moon Run - Midnight 50K (USA) 50km
5:36:00 h Williamson, Robert   Overall: 13 M: 13 Cat M40: 7
21.04.2007 Ouachita Trail 50 Mile (USA) 50mi
12:28:59 h Williamson, Robert *AR  Overall: 23 M: 20 Cat M40: 4
16.03.2007 Three Days of Syllamo 50 km Run (USA) 50km
7:16:00 h Williamson, Robert *Jonesboro, AR  Overall: 17 M: 13 Cat M40: 2
17.02.2007 Sylamore Trail 50k Run (USA) 50km
5:29:00 h Williamson, Robert *Jonesboro, AR  Overall: 24 M: 22 Cat M40: 5

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 2021 2019 2018 2017 2016 2015 2014 2013 2012 2009 2008 2007

Comparison table

Comparison of performances in races with multiple participations

   2021 2019 2018 2017 2016 2015 2014 2013 2012 2009 2008 2007
Full Moon Run - Midnight 50K 7   6:35:06     6:19:43 7:31:01     5:54:38 6:16:08 5:35:00 5:36:00
Sylamore Trail 50k Run 6   6:26:40       7:29:58 6:35:53 6:15:42   6:39:55   5:29:00
Bartlett Park Ultras 50K 3               5:48:55 5:47:42   7:45:34  
Ouachita Trail 50 Mile 3   11:44:12                 11:44:19 12:28:59