Paul O'Sullivan
Born : 1979 Cat. M45 Ultrarunner since 2011 GBR
34
DUV-index ?Largest integer N such that the runner has at least N credited races of at least N km.
61
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
9
Countries visited ?ESPSpainFRAFranceGBRUnited KingdomGREGreeceMARMoroccoSUISwitzerlandTURTürkiyeUAEUnited Arab EmiratesUSAUnited States
32,6%
Rank quotient ?This runner's calculation uses 34 eligible race(s): Σ(rank − 1) = 2 953; Σ finishers = 9 064. 2 953 / 9 064 × 100 = 32.58%. A win adds 0 to the numerator. Lower is better.

Totals

Ultras completed45
Km — ultra races5 071 km
> 100 km19
> 160 km11
> 200 km6
Longest race685,0 km
SwissPeaks 700 — 25/8/2025

Km per year (ultra races)

2022
424
3 races
2023
96
1 race
2024
758
2 races
2025
100
1 race
2026

Race types (share of distance)

Road4,9%
Trail77,8%
Stage17,3%

Wins & podiums (ultra)

🏆 Win2
🏆 Win M2
🏅 Top 34
🏅 Top 3 M4
Longest winning streak1
Current streak0

HISTORY

34 race(s)
DateRacePerf.Rk
2026
08.08 100km SUI9. Swiss Alps 100 - 100km 16:40:36 h17
2025
25.08 685km SUISwissPeaks 700 6d 21:05:18 h6
10.05 73km ESP15. Transvulcania Ultramaraton 10:20:23 h131
2024
06.09 96km SUISwissPeaks 100 20:11:40 h41
2023
30.09 246km GRE40. Spartathlon 35:38:45 h240
13.05 103km GBR6th Ultra-Trail Snowdonia - 100K 20:29:51 h80
15.04 75km GBRUltra X Spring Trail Series 75km 7:38:59 h4
2021
16.10 100mi GBR10th Autumn 100 Mile Race 16:13:04 h5
29.08 367km SUISwissPeaks 360 5d 00:13:10 h33
17.07 123km GBRRace Across Snowdonia 25:55:50 h6
12.06 66mi/2stages GBRPilgrim Challenge North Downs Way Multistage Ultra 8:58:29 h1 🏆
30.05 100km GBR1st South Downs 100K 9:01:47 h4
01.05 50km GBR1st North Downs Ridge 50km Ultra Race 3:40:30 h1 🏆
2020
24.10 33.1mi GBREndurancelife CTS - Suffolk Ultra 4:20:25 h15
02.10 110mi GBRNorth Coast 110 Mile 26:51:00 h6
26.09 50km GBRChiltern 50 Challenge 4:07:08 h2 🥈
15.08 103km GBR8 Stour Valley Path 100km Ultra Run 10:17:23 h5
01.08 50km GBRRound Reading Ultra Marathon 50km 4:06:41 h9
06.03 48km UAE3rd Urban-Ultra Kalba Kickr 7:07:48 h3 🥉
11.01 45mi GBR12th GB Ultra Country to Capital 5:42:50 h6
2019
13.09 100mi USA13th Run Rabbit Run 100 Mile UltraMarathon - Hares Run 27:43:30 h32
25.05 74mi GBRSkye Trail Ultra 18:47:07 h5
23.03 51.6km GBRLulworth Cove Trail Running Challenge 5:26:33 h4
22.02 128km ESPTransgrancanaria 128 km 20:16:59 h105
2018
12.10 238mi USA2nd Moab 240 Endurance Run 3d 05:27:56 h10
31.08 171km FRA16ème Ultra Trail Tour du Mont Blanc 38:53:40 h609
19.05 97km TUR4th Tahtalı Ultra Sky 18:28:00 h5
2017
22.05 292km/5stages GBR4th Dragon's Back Race 3d 01:30:17 h122
2016
06.08 103mi GBR6th North Downs Way 100 Mile Race 27:15:41 h90
28.05 95mi GBR3rd West Highland Way Challenge Race 23:27:00 h8
19.03 33.7mi GBRCoastal Trail Series - Sussex Ultra 6:25:56 h48
06.02 66mi/2stages GBRPilgrim Challenge North Downs Way Multistage Ultra 13:49:57 h64
2014
19.07 100km GBR2nd Race to the Stones 100 km Ultramarathon 23:24:11 h489
2011
03.04 250.7km/6stages MAR26. Marathon des Sables 2d 20:03:20 h781