Robert Treadwell
Born : 1968 Cat. M55 Ultrarunner since 2005 GBR
64
DUV-index ?Largest integer N such that the runner has at least N credited races of at least N km.
76
DUV-index+ ?Largest integer N such that the race distances provide at least N complete segments of N km in total. A single long race may therefore contribute several segments. See the DUV-Index tab for the detailed calculation. calculation details
5
Countries visited ?AUTAustriaESPSpainGBRUnited KingdomMARMoroccoRSASouth Africa
24,6%
Rank quotient ?This runner's calculation uses 84 eligible race(s): Σ(rank − 1) = 17 541; Σ finishers = 71 188. 17 541 / 71 188 × 100 = 24.64%. A win adds 0 to the numerator. Lower is better.

Totals

Ultras completed128
Km — ultra races9 046 km
> 100 km31
> 160 km16
> 200 km10
Longest race255,0 km

Km per year (ultra races)

969
9 races
2022
399
5 races
2023
337
4 races
2024
562
5 races
2025
299
2 races
2026

Race types (share of distance)

Road8,3%
Trail62,9%
Stage28,8%

Wins & podiums (ultra)

🏆 Win3
🏆 Win M4
🏅 Top 310
🏅 Top 3 M14
Longest winning streak1
Current streak0

HISTORY

84 race(s)
DateRacePerf.Rk
2026
30.05 86mi GBRRidgeway Challenge 86 Mile Trail Run 24:55:37 h48
02.05 100mi GBR14th Thames Path 100 27:48:13 h142
2025
26.07 50mi GBRLakeland 50 Mile 13:26:10 h405
07.07 230km/5stages ESP16th Al Andalus Ultimate Trail 40:06:14 h17
31.05 86mi GBRRidgeway Challenge 86 Mile Trail Run 24:24:57 h52
12.04 40mi GBRBeast of the Beacons 40mi 9:18:49 h25
16.03 30mi GBRSevenoaks Circular 7:27:00 h19
2024
21.09 50mi GBR9th Chiltern Wonderland 50 12:49:37 h233
27.07 50mi GBRLakeland 50 Mile 13:02:51 h322
22.03 45km GBRJurassic Coast Challenge Day 1 6:41:49 h35
22.03 131km GBRJurassic Coast Challenge 131km 20:02:06 h29
2023
04.11 8h GBRRanscombe Autumn Challenge 8 hours run 50.051 km4
16.09 50mi GBR8th Chiltern Wonderland 50 10:32:00 h73
02.09 86mi GBRRidgeway Challenge 86 Mile Trail Run 23:50:55 h45
08.07 50mi GBR7th Wendover Woods 50 Mile 12:30:00 h42
24.06 50km GBRCannock 50 (km) 6:45:24 h29
2022
12.11 50mi GBR6th Wendover Woods 50 11:58:55 h79
17.09 50mi GBR7th Chiltern Wonderland 50 9:54:43 h64
27.08 86mi GBR18th Ridgeway Challenge 86 Mile Trail Run 23:14:35 h23
04.07 234km/5stages ESP13th Al Andalus Ultimate Trail 40:53:31 h26
21.05 50mi GBR11th North Downs Way 50 Mile Race 10:36:44 h106
07.05 100mi GBR11th Thames Path 100 27:33:47 h191
16.04 40mi GBRBeast of the Beacons 40mi 12:49:55 h19
09.04 50mi GBR10th South Downs Way 50 Mile Race 10:34:26 h218
05.03 31mi GBRHumanity Direct Amersham Ultra 7:50:35 h168
2021
25.09 31mi GBRHumanity Direct Tring Ultra 7:12:00 h90
28.08 86mi GBR17th Ridgeway Challenge 86 Mile Trail Run 22:57:52 h60
10.07 31mi GBRHumanity Direct Chiltern Challenge 7:18:14 h136
2020
07.03 48km GBRHumanity Direct Amersham Ultra 7:43:11 h139
2019
29.11 6h GBRMega Challenge 50.050 km4
08.11 84mi/3stages GBR11th Druid Challenge Ridgeway Multistage Ultra 13:09:45 h4
21.09 255km/6stages ESP4th The Way of Legends - Burgos ultra stage race 29:51:13 h1 🏆
24.08 86mi GBR16th Ridgeway Challenge 86 Mile Trail Run 23:34:43 h58
13.07 50km GBRHumanity Direct Chiltern Challenge 7:39:18 h135
09.06 87km RSA94th Comrades Marathon - Up Run 10:37:36 h7844
11.05 33mi GBR14th Marlborough Downs Challenge 33mi 8:27:55 h102
2018
20.10 250km/6stages RSA19th Kalahari Augrabies Extreme Marathon 32:11:39 h12
25.08 86mi GBRRidgeway Challenge - UK Ultra Distance Trail Running Championships 16:18:00 h8
09.07 230km/5stages ESP10th Al Andalus Ultimate Trail 25:16:42 h2 🥈
10.06 90km RSA93rd Comrades Marathon - Down Run 8:14:48 h1347
06.05 33mi GBR13th Marlborough Downs Challenge 33 5:44:32 h20
03.02 50mi GBR10th GB Ultra Thames Trot 7:26:15 h17
2017
14.11 6h GBRDi-Plod-Ocus 47.466 km2 🥈
23.09 102mi GBRCotswold Way Century 22:38:11 h6
13.09 255km/6stages ESP2nd The Way of Legends - Burgos ultra stage race 27:47:36 h3 🥉
19.08 40mi GBRRun to the Castle Ultra 6:59:56 h2 🥈
10.07 230km/5stages ESP9th Al Andalus Ultimate Trail 26:24:13 h4
04.06 87km RSA92nd Comrades Marathon - Up Run 8:30:45 h1364
29.04 100mi GBR6th Thames Path 100 19:39:00 h20
2016
16.07 100km GBR4th Race to the Stones 100 km Ultramarathon 10:57:57 h25
08.05 52mi GBREvesham Ultra 12:45:37 h25
27.03 100km GBR2nd Canalathon 100km 10:54:13 h14
2015
31.05 87km RSA90th Comrades Marathon - Up Run 9:37:27 h2994
17.05 40mi GBRDukeries Ultra 40 Mile 6:42:26 h22
26.04 44.5mi GBREvesham Ultra 9:23:29 h27
07.02 50mi GBRGB Ultra Thames Trot 9:36:32 h142
2011
11.07 220km/5stages ESP3rd Al Andalus Ultra Trail 24:09:41 h9
24.06 100mi GBRCotswold 100 Mile Ultra 18:37:24 h1 🏆
23.04 40mi GBR15th Compton Downland Challenge 6:14:45 h12
02.04 12h GBRCrawley A.I.M. Charity 12 hour track race 64.400 km19
27.02 40mi GBR25th Barry 40 Mile Track Race 5:42:13 h12
05.02 50mi GBRGB Ultra Thames Trot 6:53:52 h9
23.01 45mi GBRUltra Race 45 - Tring to Northampton 7:00:00 h2 🥈
22.01 45mi GBRUltra Race 45 - Northampton to Tring 7:38:00 h15
15.01 45mi GBRGB Ultra Country to Capital 6:57:06 h26
2010
11.09 100mi GBRSouth Downs Way 100 Mile Race 21:42:56 h3 🥉
28.08 85mi GBR7th Ridgeway Challenge 85 Mile Trail Run 14:48:00 h1 🏆
19.06 153km GBR26th West Highland Way Race 22:19:23 h37
29.05 145mi GBR16th Grand Union Canal 145 mile Race 28:41:00 h4
03.04 40mi GBR14th Compton Downland Challenge 6:15:25 h14
05.02 66mi/2stages GBRPilgrim Challenge North Downs Way Multistage Ultra 10:13:02 h6
24.01 45mi GBRUltra Race 45 - Tring to Northampton 7:43:00 h5
23.01 45mi GBRUltra Race 45 - Northampton to Tring 7:10:30 h6
16.01 45mi GBRGB Ultra Country to Capital 6:49:02 h11
2009
29.08 85mi GBR6th Ridgeway Challenge 85 Mile Trail Run 19:21:00 h10
16.05 33mi GBR4th Marlborough Downs Challenge 6:08:41 h80
2007
25.08 85mi GBR4th Ridgeway Challenge 85 Mile Trail Run 22:44:16 h18
19.05 33mi GBR2nd Marlborough Downs Challenge 5:34:59 h37
2006
22.07 72km/2stages AUT10. Ötscher-Ultramarathon 50+22 km 9:16:19 h39
09.04 212km/6stages MAR21. Marathon des Sables 31:55:05 h126
18.02 89km GBR8th Thames Meander 7:55:00 h2 🥈
28.01 45mi GBRTring2Town 6:47:00 h8
2005
10.12 50mi GBR23rd Rowbotham's Round Rotherham 10:55:50 h49
27.08 85mi GBR2nd Ridgeway Challenge 85 Mile Trail Run 25:44:00 h21