Yong-Geun (류용근) Ryu
Ultrarunner since 2021 KOR
30
DUV-index ?Largest integer N such that the runner has at least N credited races of at least N km.
66
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
1
Countries visited ?KORSouth Korea
28,7%
Rank quotient ?This runner's calculation uses 30 eligible race(s): Σ(rank − 1) = 952; Σ finishers = 3 321. 952 / 3 321 × 100 = 28.67%. A win adds 0 to the numerator. Lower is better.

Totals

Ultras completed30
Km — ultra races5 188 km
> 100 km15
> 160 km12
> 200 km5
> 24h1
Longest race537,0 km

Km per year (ultra races)

1 305
5 races
2022
702
6 races
2023
1 137
6 races
2024
602
5 races
2025
522
3 races
2026

Race types (share of distance)

Road90,3%
Trail9,7%

Wins & podiums (ultra)

🏆 Win0
🏆 Win M0
🏅 Top 32
🏅 Top 3 M2
Longest winning streak0
Current streak0

HISTORY

30 race(s)
DateRacePerf.Rk
2026
05.06 200km KOR21st Water Love Nagdong River Ultramarathon 200 km 35:58:37 h39
24.04 222km KOR17th Pilgrimage to the Holy Land 222 km Ultramarathon 39:28:00 h3 🥉
07.03 100km KOR21st Busan Beach Ultramarathon 100km 13:55:00 h51
2025
06.09 102km KOR19th Suncheon Bay 100 km Ultramarathon 14:06:00 h45
14.06 100km KOR22nd Gwangju 100km Ultra Marathon 13:49:30 h40
06.06 200km KOR20h Water Love Nagdong River Ultramarathon 200 km 33:21:00 h15
17.05 100km KOR3rd Seoul Hangang Ultra Marathon 100km 12:27:32 h101
08.03 100km KOR20th Busan Beach Ultramarathon 100km 12:58:00 h40
2024
28.09 100km KOR5th Cheonan Samgeori Ultramarathon - 100km 12:43:38 h22
07.07 537km KOR15th Trans Korea 537K South to North 5d 03:44:00 h14
15.06 100km KOR13th Ulsan Taewha River 100 km Ultramarathon 13:24:49 h51
09.06 100km KOR21st Gwangju 100km Ultra Marathon 14:37:00 h86
31.05 200km KOR19h Water Love Nagdong River Ultramarathon 200 km 33:12:00 h20
11.05 100km KOR17th Daejeon Yusung Hot spring 100 km Ultramarathon 13:49:00 h37
2023
18.11 100km KOR1st Seoul Hangang Ultra Marathon 100km 14:40:00 h68
14.10 100km KOR4th Cheonan Samgeori Ultramarathon - 100km 12:27:36 h18
02.09 102km KOR17th Suncheon Bay 100 km Ultramarathon 16:41:00 h94
10.06 100km KOR20th Gwangju 100km Ultra Marathon 12:51:00 h27
02.06 200km KOR18h Water Love Nagdong River Ultramarathon 200 km 32:54:00 h16
04.03 100km KOR18th Busan Beach Ultramarathon 100km 11:35:00 h10
2022
15.09 308km KOR22th Trans Korea 308 km West to East 2d 11:30:00 h8
02.07 537km KOR13th Trans Korea 537K South to North 4d 20:50:00 h2 🥈
18.06 100km KOR11th Ulsan Taewha River 100 km Ultramarathon 13:52:25 h29
03.06 200km KOR17h Water Love Nagdong River Ultramarathon 200 km 33:10:00 h18
30.04 24h KORKUMF 24H Cup 160.000 km11
2021
13.11 200km KOR20th Jeju-do around 200 km 29:16:11 h12
09.10 100km KOR17th Busan Summer Beach 100 km Ultra Marathon 13:19:54 h16
09.09 320km KOR21st Trans Korea 308 km West to East 2d 17:38:00 h38
04.06 200km KOR16h Water Love Nagdong River Ultramarathon 200 km 33:19:00 h22
29.05 100km KOR1st Seoul - Pyongyang Ultra Marathon - 100 km 13:44:13 h29