Hak-Jun (이학준) Lee
Born : 1968 Cat. M55 Ultrarunner since 2002 KOR
100
DUV-index ?Largest integer N such that the runner has at least N credited races of at least N km.
104
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
6
Countries visited ?ESPSpainGREGreeceHKGHong KongJPNJapanKORSouth KoreaTPETaiwan
59,8%
Rank quotient ?This runner's calculation uses 148 eligible race(s): Σ(rank − 1) = 17 510; Σ finishers = 29 302. 17 510 / 29 302 × 100 = 59.76%. A win adds 0 to the numerator. Lower is better.

Totals

Ultras completed148
Km — ultra races24 002 km
> 100 km43
> 160 km34
> 200 km27
> 24h1
Longest race1 500,0 km

Km per year (ultra races)

2022
2023
2024
100
1 race
2025
100
1 race
2026

Race types (share of distance)

Road80,3%
Trail19,7%

Wins & podiums (ultra)

🏆 Win0
🏆 Win M0
🏅 Top 31
🏅 Top 3 M1
Longest winning streak0
Current streak0

HISTORY

148 race(s)
DateRacePerf.Rk
2026
24.01 100km HKG16th Hong Kong 100 Ultra Trail Race 27:23:43 h1746
2025
19.04 100km KOR1st Asan Sinjeongho International Ultramarathon 18:56:30 h96
2021
13.11 50km KOR20th Jeju City 50 km 5:55:30 h20
09.09 320km KOR21st Trans Korea 308 km West to East 2d 07:56:00 h5
2019
19.09 308km KOR20th Trans Korea 308 km West to East 2d 15:48:00 h71
31.08 102km KOR13th Incheon Kanghwa Ultramarathon Festival - 100 km 15:33:00 h147
10.08 100km KOR4th Yang Yang Int. Trailrun 100km 17:43:00 h99
06.07 622km KOR10th Trans Korea 622K South to North 5d 22:23:00 h9
22.06 100km KOR11th Bukhangang 100 km Ultra Marathon Race 14:38:36 h33
08.06 100km KOR17th Gwangju 100km Ultra Marathon 14:31:20 h77
18.05 100km KOR1st Cheongpung Cultural Ultra Marathon 14:53:00 h130
20.04 250km JPN26. Sakura Michi Kokusai Nature Run 35:36:00 h102
14.04 100km KOR17th Cheongnamdae 100km Ultra Marathon 14:29:00 h236
19.01 100km HKG9th Hong Kong 100 Ultra Trail Race 23:44:18 h770
13.01 100km KOR15th Busan Beach Ultramarathon 100km 11:53:00 h11
2018
24.11 100km KOR9. KUMF 100km Cup 13:43:00 h62
13.09 311km KOR19th Trans Korea 311 km West to East 2d 13:46:00 h41
25.08 102km KOR12th Incheon Kanghwa Ultramarathon Festival - 100 km 15:40:00 h158
14.04 100km KOR16th Cheongnamdae 100km Ultra Marathon 14:25:00 h242
10.03 200km KOR17th Jeju-do around 200 km 32:27:43 h45
03.03 100km KOR14th Busan Beach Ultramarathon 100km 13:45:00 h50
27.01 100km HKG8th Hong Kong 100 Ultra Trail Race 22:59:35 h1045
2017
25.11 100km KOR8. KUMF 100km Cup 13:44:00 h55
21.09 312km KOR18th Trans Korea 312 km West to East 2d 14:53:00 h53
26.08 102km KOR11th Incheon Kanghwa Ultramarathon Festival - 100 km 15:07:00 h180
19.08 100km KOR13th Busan Summer Beach 100 km Ultra Marathon 15:19:04 h114
12.08 100km KOR2nd Yang Yang Int. Trailrun 100km 17:21:00 h80
17.06 100km KOR8th Ulsan Taewha River 100 km Ultramarathon 14:55:08 h148
13.05 100km KOR12th Daejeon Yusung Hot spring Ultramarathon 14:34:00 h68
28.04 101km KOR13th Pilgrimage to the Holy Land 101 km Ultramarathon 15:22:00 h7
08.04 100km KOR15th Cheongnamdae 100km Ultra Marathon 15:16:00 h349
01.04 100km KOR6th SeJong Ultramarathon 14:30:00 h100
11.03 50mi KOR16th Jeju-do Trail 50 Mile 14:30:00 h20
18.02 100km KOR13th Busan Beach Ultramarathon 100km 15:10:00 h100
14.01 100km HKG7th Hong Kong 100 Ultra Trail Race 21:09:53 h837
2016
27.11 100km ESP100km Los Alcazares, combined IAU & WMA & open race 12:48:51 h212
27.11 100km ESP100km Los Alcazares, IAU 100 km WC 12:48:51 h137
18.06 100km KOR7th Ulsan Taewha River 100 km Ultramarathon 13:57:22 h97
28.05 100km KOR9th Bukhangang 100 km Ultra Marathon Race 13:55:00 h100
21.05 100km KOR2nd Jeonju 100km Ultra Marathon 14:42:00 h117
14.05 100km KOR11th Daejeon Yusung Hot spring Ultramarathon 15:14:00 h83
09.04 100km KOR14th Cheongnamdae 100km Ultra Marathon 14:30:00 h206
26.03 100km KOR5th SeJong Ultramarathon 14:05:00 h87
20.02 100km KOR12th Busan Beach Ultramarathon 100km 15:46:00 h128
2015
15.08 100km KOR11th Busan Summer Beach 100 km Ultra Marathon 14:58:11 h161
08.08 100km KOR2nd Geumcheongu Ultramarathon 15:27:00 h124
16.05 100km KOR11th Cheonjinam Ultra Marathon Festival - 100 km 14:12:00 h74
02.05 200km KOR14th Jeju-do around 200 km 32:51:23 h33
18.04 100km KOR5th Budda 108K Ultramarathon 14:52:02 h92
11.04 100km KOR13th Cheongnamdae 100km Ultra Marathon 14:50:00 h248
28.03 100km KOR4th SeJong Ultramarathon 14:53:00 h134
17.01 100km HKG5th Hong Kong 100 Ultra Trail Race 21:34:37 h686
2014
13.12 100km TPE3rd IAU 100km Asian Championship 12:45:57 h23
11.10 101km KOR8th Youngdong Dried Persimmon Ultramarathon 15:04:18 h229
26.09 308km KOR15th Trans Korea 308 km West to East 2d 13:35:00 h61
16.08 100km KOR10th Busan Summer Beach 100 km Ultra Marathon 14:55:59 h154
09.08 101km KOR1st Geumcheon Ultramarathon 101 km 15:53:17 h148
06.07 350km KOR7th Trans Korea 537K South to North 4d 14:26:00 h33
21.06 100km KOR5th Ulsan Taewha River 100 km Ultramarathon 13:54:15 h125
14.06 100km KOR12th Gwangju 100km Ultra Marathon 14:29:41 h129
06.06 200km KOR9th Water Love Nagdong River Ultramarathon 35:13:00 h60
24.05 100km KOR7th Bukhangang 100 km Ultra Marathon Race 14:35:55 h164
03.05 12h KORKUMF 12H Cup 53.200 km22
25.04 101km KOR10th Pilgrimage to the Holy Land 101 km Ultramarathon 15:02:00 h2 🥈
12.04 100km KOR12th Cheongnamdae 100km Ultra Marathon 14:47:00 h259
05.04 100km KOR13th Jeju City 100 km 12:23:32 h32
22.03 100km KOR3rd SeJong Ultramarathon 14:36:00 h84
01.03 100km KOR10th Busan Beach Ultramarathon 100km 15:18:00 h133
18.01 100km HKG4th Hong Kong 100 Ultra Trail Race 22:08:59 h680
2013
05.10 100km KOR7th Suncheon Bay 100 km Ultramarathon 14:23:03 h51
26.09 308km KOR14th Trans Korea 308 km West to East 2d 10:32:00 h43
14.09 100km KORYoungcheon Starfire Ultramarathon 14:22:21 h124
31.08 100km KOR7th Incheon Kanghwa Ultramarathon Festival 14:28:00 h226
17.08 100km KOR9th Busan Summer Beach 100 km Ultra Marathon 13:58:31 h159
07.07 622km KOR6th Trans Korea 622K South To North 6d 03:39:00 h16
08.06 100km KOR11th Gwangju 100km Ultra Marathon 14:20:45 h171
11.05 100km KOR7th Pohang Yeongilman Ultra Marathon 100 km 13:12:55 h74
04.05 24h KORKUMF 24H Cup 87.600 km11
26.04 222km KOR9th Pilgrimage to the Holy Land 222 km Ultramarathon 39:46:00 h21
20.04 108km KORBudda 108K Ultramarathon 14:23:00 h29
13.04 100km KOR11th Cheongnamdae 100km Ultra Marathon 13:55:00 h134
2012
10.11 100km KORKUMF 100km Cup 11:49:17 h38
21.10 46km KOR7th Jirisan Ultra Marathon 12:16:00 h4
20.09 308km KOR13th Trans Korea 308 km West to East 2d 14:00:00 h47
18.08 12h KOR10th 7 to 7 Ultramarathon 60.000 km66
08.07 537km KOR6th Trans Korea 537K South to North 5d 03:49:00 h27
16.06 100km KOR3rd Ulsan Taewha River 100 km Ultramarathon 14:09:41 h92
09.06 100km KOR10th Gwangju 100km Ultra Marathon 13:56:05 h113
01.06 200km KOR7th Water Love Nagdong River Ultramarathon 33:18:00 h24
19.05 100km KOR9th Cheonjinam Ultra Marathon Festival - 100 km 11:48:37 h47
12.05 100km KOR6th Pohang Yeongilman Ultra Marathon 100 km 11:41:42 h37
05.05 12h KORKUMF 12H Cup 53.200 km22
27.04 222km KOR8th Pilgrimage to the Holy Land 222 km Ultramarathon 39:21:00 h26
14.04 100km KOR10th Cheongnamdae 100km Ultra Marathon 14:04:00 h209
18.02 100km KOR8th Busan Beach Ultramarathon 100km 14:46:00 h36
2011
30.09 245.3km GRE29. Spartathlon 34:24:01 h75
17.09 100km KOR8. Yangyang Song-I 100 km Ultramarathon 12:09:00 h18
20.08 100km KOR7th Busan Summer Beach 100 km Ultra Marathon 10:36:47 h16
12.07 622km KOR5th Trans Korea 622K South To North 6d 02:51:00 h17
11.06 100km KOR9th Gwangju 100km Ultra Marathon 11:47:45 h21
28.05 100km KOR2nd Ulsan Taewha River 100 km Ultramarathon 12:46:54 h37
14.05 100km KOR5th Pohang Yeongilman Ultra Marathon 100 km 12:21:46 h35
07.05 12h KORKUMF 12H Cup 70.400 km7
26.03 100km KOR10th Jeju City 100 km 11:18:02 h28
2010
09.09 308km KOR11th Trans Korea 308 km West to East 2d 14:51:37 h41
21.08 100km KOR6th Busan Summer Beach 100 km Ultra Marathon 15:10:05 h237
2009
04.04 100km KOR2nd Pilgrimage To the Holy Land 100km Ultramarathon 13:26:15 h90
28.03 100km KOR5th Jeonju 100km Ultra Marathon 12:46:00 h15
07.03 100km KOR3rd Gyeongsan 100km Ultra Marathon 13:22:21 h21
2008
01.11 100mi KOR5th Chungju Lake 100 Miles 24:57:00 h13
12.07 537km KOR4th Trans Korea 537K South to North 5d 05:27:00 h26
14.06 100km KOR6th Gwangju 100km Ultra Marathon 12:35:59 h44
10.05 100km KOR2nd Pohang Yeongilman Ultra Marathon 100 km 12:39:05 h74
25.04 222km KOR4th Pilgrimage to the Holy Land 222 km Ultramarathon 37:41:00 h8
05.04 111km KOR1st Pilgrimage To the Holy Land 111km Ultramarathon 14:54:00 h57
08.03 100km KOR2nd Gyeongsan 100km Ultra Marathon 13:48:00 h49
12.01 100km KOR4th Busan Beach Ultramarathon 100km 12:49:00 h61
2007
10.11 65km KOR1st Busan 5 Dalsan-ri Ultramarathon 13:49:00 h31
21.09 1500km KOR1st Republic of Korea 1500 km Ultra Marathon 15d 14:04:00 h6
15.09 100km KOR1st Suncheon Bay 100 km Ultramarathon 13:47:25 h82
07.07 622km KOR3rd Trans Korea 622K South To North 6d 01:43:00 h20
02.06 100km KOR3rd Daejeon Yusung Hot spring Ultramarathon 13:57:19 h134
26.04 222km KOR3rd Pilgrimage to the Holy Land 222 km Ultramarathon 38:13:00 h13
14.04 100km KOR5th Cheongnamdae 100km Ultra Marathon 13:14:00 h152
31.03 200km KOR6th Jeju-do around 200 km 27:35:00 h4
24.03 100km KOR3rd Jeonju 100km Ultra Marathon 13:18:00 h28
10.02 100km KOR3rd Gyeongnam Goseong Ultra Marathon 14:04:00 h162
03.02 100km KOR3rd Jeonju Ultra Run 13:18:00 h20
13.01 100km KOR3rd Busan Beach Ultramarathon 100km 14:14:02 h147
2006
30.09 100km KOR1st Donggang Ultra Marathon 15:00:00 h13
14.09 308km KOR7th Trans Korea 308 km West to East 2d 12:55:00 h71
15.07 537km KOR3rd Trans Korea 537K South to North 5d 04:10:00 h25
25.03 100km KOR2nd Jeonju 100km Ultra Marathon 14:16:00 h241
2005
09.07 622km KOR2nd Trans Korea 622K South To North 6d 04:54:00 h38
16.04 100km KOR1st Seoul Tower 100km 14:33:00 h33
09.04 100km KOR3rd Cheongnamdae 100km Ultra Marathon 14:59:00 h409
26.03 100km KOR1st Jeonju 100km Ultra Marathon 13:42:00 h168
12.03 200km KOR4th Jeju-do around 200 km 34:45:00 h64
19.02 100km KOR1st Gyeongnam Goseong Ultra Marathon 14:52:00 h162
2004
26.11 311km KOR5th Trans Korea 311 km West to East 2d 10:56:00 h27
05.09 100km KOR1. Yangyang Song-I 100 km Ultramarathon 15:41:52 h18
28.08 100km KOR3rd Ham Fortification Ultra Marathon 100 km 14:16:56 h11
11.07 537km KOR2nd Trans Korea 537K South to North 5d 10:38:00 h29
2003
27.12 12h KOR2nd Ilsan Lake 12h Ultra Marathon 52.580 km42
26.10 100km KOR4th Seoul Ultra Marathon 100 km 11:33:58 h12
15.06 100km KOR1st Gwangju 100km Ultra Marathon 15:08:00 h168
26.04 100km KOR1st Cheongnamdae 100km Ultra Marathon 14:45:00 h121
2002
03.11 100km KOR3rd Seoul Ultra Marathon 100 km 11:57:32 h7