Stefan Samuelsson
ID 11309
Born : 1972 Cat. M50 Ultrarunner since 1998 SWE
57
DUV-index ?Largest integer N such that the runner has at least N credited races of at least N km.
80
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
11
Countries visited ?CZECzechiaDENDenmarkGERGermanyGREGreeceIRLIrelandISLIcelandITAItalyNEDNetherlandsRSASouth AfricaSTPSão Tomé and PríncipeSWESweden
49,9%
Rank quotient ?This runner's calculation uses 91 eligible race(s): Σ(rank − 1) = 1 596; Σ finishers = 3 201. 1 596 / 3 201 × 100 = 49.86%. A win adds 0 to the numerator. Lower is better.

Totals

Ultras completed97
Km — ultra races10 705 km
> 100 km37
> 160 km28
> 200 km11
> 24h21
> 48h11
Longest race537,3 km
3^ 6 giorni del Pantano — 6/7/2014

Km per year (ultra races)

349
4 races
2022
100
2 races
2023
130
2 races
2024
117
2 races
2025
168
2 races
2026

Race types (share of distance)

Road54,5%
Trail34,4%
Stage3,1%
Elim.2,3%
?5,6%

Wins & podiums (ultra)

🏆 Win1
🏆 Win M2
🏅 Top 39
🏅 Top 3 M12
Longest winning streak1
Current streak0

Records

50 km3h56'10100 km9h49'0050 mi11h46'00100 mi23h33'536 h68,33 km12 h103,76 km24 h178,19 km48 h242,52 km6 d537,32 kmBackyard14 loops

HISTORY

94 race(s) · 14 split(s) nested
DateRacePerf.Rk
2026
06.02 50mi SWE4 the gax walkærle noctum 12:23:33 h2 🥈
10.01 Backyard Ultra SWELimhamn Backyard Winter Edition 87.178 km10
2025
20.09 Backyard Ultra SWE2 Limhamn September Backyard Ultra 67.060 km32
13.09 50km SWELejonbragden 50km 5:41:22 h15
2024
14.09 50km SWELejonbragden 50km 5:49:41 h9
28.03 50mi SWE1 the gax walkærle noctum 12:41:16 h2 🥈
2023
09.09 50km SWELejonbragden 50km 6:55:40 h9
06.08 50km SWEHalland Ultra-Beach Trailrun (HUB VI: Sanden och Havet) 6:18:00 h3 🥉
2022
14.08 51km SWETrail Genom Skåne TGS 50 7:06:14 h31
04.06 6h SWES:t Hans Extreme Ultra 6h 48.180 km18
14.05 50km SWELejonbragden 50km 5:36:47 h10
18.02 200km/6stages STP3rd GlobalLimits Sao Tome - The Hemisphere Crossing 35:26:02 h23
2021
28.08 6h SWES:t Hans Extreme Ultra 6h 51.115 km10
14.08 50km SWETrail Genom Skåne TGS 50 5:42:35 h12
07.08 Backyard Ultra SWE2nd Personliga Rekordens Backyard 93.884 km (14h)15
12.06 100mi SWE15th the gax urasunti epiphany 100mi 35:16:08 h4
2020
25.09 100mi SWEthe gax monte yaḥyā 46:40:32 h1 🏆
29.08 6h SWES:t Hans Extreme Ultra 6h 48.180 km23
15.08 50km SWETrail Genom Skåne TGS 50 6:30:58 h20
2019
17.08 50km SWETrail Genom Skåne TGS 50 6:59:00 h38
23.05 6h SWES:t Hans Extreme Ultra 6h 48.585 km25
2018
24.05 6h SWES:t Hans Extreme Ultra 6h 50.665 km17
12.05 6h SWELöparkalaset 6h 53.596 km15
2016
22.10 50km SWEMarkusloppet 50km 5:33:30 h45
16.04 100mi SWE8th Täby Extreme Challenge 100 miles 29:27:06 h45
2015
31.10 62km SWEKullamannen Ultra 9:55:37 h128
19.09 100mi SWE5th the gax urasunti epiphany 100mi 31:19:13 h6
31.07 24h SWESkövde Ultrafestival 24h - Riksmästerskap 124.399 km16
31.07 48h SWESkövde Ultrafestival 48h 200.131 km6
09.05 50km SWELejonbragden 50 km 8:05:03 h36
18.04 100mi SWE7th Täby Extreme Challenge 100 miles 27:38:45 h53
30.01 100mi SWE1st Arctic Ultra 100M 28:09:00 h19
2014
25.10 50km SWEMarkusloppet 50km 5:13:00 h25
20.09 100mi SWE3rd the gax urasunti epiphany 100mi 24:41:22 h3 🥉
06.07 6d ITA3^ 6 giorni del Pantano 537.320 km8
31.05 54km SWEKullamannen Ultra 6:10:53 h96
03.05 100km SWELejonbragden 100 km 10:50:30 h7
2013
14.12 24h SWEPersonliga Rekordens Tävling 24 hour 115.784 km12
21.09 100mi SWE1st the gax urasunti epiphany 100mi 29:57:12 h3 🥉
23.08 48h SWESkövde Ultrafestival 48h 207.893 km11
27.07 50km ISL1st Hengill Ultra 50 km 7:15:35 h4
20.07 50mi SWEFull Moon Race 11:46:00 h12
01.07 6d ITA2^ 6 giorni del Pantano 512.512 km11
04.05 100km SWELejonbragden 100 km 11:08:22 h16
09.03 6h SWESkövde 6-timmars 62.770 km34
2012
26.12 6d RSAFestival of running 6 day Circuit Race 452.361 km5
27.10 50km SWEMarkusloppet 50km 4:49:00 h18
24.08 48h SWESkövde Ultrafestival 48h 242.523 km10
14.07 24h GER5. Self-Transcendence 24 Stunden Berlin 149.898 km9
08.06 48h DEN48 timer løb Bornholm 181.370 km10
21.04 100km SWELejonbragden 100 km 12:23:42 h13
18.02 50km IRL2nd Donadea 50k Race 4:50:24 h45
2011
29.10 6h DENCPH 6 hour run Albertslund 61.290 km37
22.10 50km SWEMarkusloppet 50km 5:19:00 h26
10.09 50km NED36. RUN Winschoten 100 km - 50km Split 4:57:26 h186
10.09 100km NED36. RUN Winschoten 100 km 11:26:24 h186
13.08 50mi SWEFull Moon Race 12:14:00 h7
18.06 24h DEN24 timer løb Bornholm 141.593 km21
09.04 100mi SWE3rd Täby Extreme Challenge 100 miles 23:33:53 h26
08.01 24h DEN2. Aarhus 1900 24 hours Indoor Run 125.673 km35
2010
23.10 50km SWEMarkusloppet 50km 4:37:00 h9
06.08 246km SWE1. The Gax Trans Scania 2d 04:43:07 h8
24.07 57.5km SWEHavsbadsloppet 6:41:00 h3 🥉
17.06 48h DEN48 timer løb Bornholm 230.493 km5
10.04 50km SWE2nd Täby Extreme Challenge 50 km 5:43:05 h6
2009
24.10 50km SWEMarkusloppet 50km 4:53:00 h8
15.08 100mi SWE4th The Gax 100 miles 26:17:15 h7
27.06 6h SWETrollhättan 6-Timmars 54.738 km11
27.06 12h SWETrollhättan 12-Timmars 57.774 km18
22.05 48h DEN48 timer løb Bornholm 207.353 km14
07.04 72h GRE4th 72hr Athens Int. Ultramarathon Festival 259.254 km5
10.01 24h DEN1. Aarhus 1900 24 hours Indoor Run 139.501 km21
2008
25.10 50km SWEMarkusloppet 50km 5:15:00 h12
16.08 100mi SWE3rd The Gax 100 miles 24:19:30 h2 🥈
23.07 12h SWE12h Hallsberg 103.762 km7
03.07 128km/2stages SWESt Olav Ultra 13:56:47 h12
2007
04.08 100mi SWE2nd The Gax 100 miles 29:31:01 h10
16.06 100km DENFredericia Ultramarathon 100 km 11:09:34 h13
05.05 24h DEN24 timer løb Bornholm 156.385 km17
01.04 75km SWE8. Ursvik Ultra 75 km 9:23:18 h15
17.03 6h SWESkövde 6-timmars 68.334 km13
2006
04.11 6h GER6 Stundenlauf an der Kieler-Hörn 68.209 km4
16.09 100mi SWE1st The Gax 100 miles 29:51:40 h4
24.03 24h CZE11. Brno Spring 48 Hour Indoor - 24h Split 147.750 km23
24.03 48h CZE11. Brno Spring 48 Hour Indoor 223.874 km20
2005
08.10 50km SWE5th Sörmland Ultra Marathon 4:15:58 h10
23.07 100mi CZE10. TMMTR - TransMoravian Masochist Trail Race 27:53:00 h3 🥉
07.05 12h DEN24 timer løb Bornholm - 12h Split 108.140 km5
07.05 24h DEN24 timer løb Bornholm 178.190 km7
03.04 75km SWE6. Ursvik Ultra 75 km 7:51:13 h4
2004
22.05 100km DENStark Ultra Run in Stige/Odense, 100 km 9:49:00 h7
04.04 75km SWE5. Ursvik Ultra 75 km 8:21:41 h12
2003
08.11 45km SWESkåne Trailrun 4:42:29 h7
1998
22.08 50km SWEHultsfred Ultra 50 km 3:56:10 h5