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Name: Clark, John
Club:
Residence: Citrus Heights
Year of birth: 1942 (Cat. german: M80)
Date of birth: 00.00.0000 (Cat. internat.: M80)
Nationality: USA United States
RunnerID: 156749
Personal bests
Comparison table

87 search results (87 Events, 5616.365 km). (More)

1999 1 Event, 50 km (More)
13.11.1999 Helen Klein Ultra Classic 50km (USA) 50km
5:59:02 h Clark, John Overall: 17 M: 10 Cat M55: 2
1998 5 Events, 281.161 km (More)
06.09.1998 Run On The Sly 50 Km (USA) 50km
7:06:21 h Clark, John Overall: 42 M: 29 Cat M55: 5
29.08.1998 Tamalpa Headlands 50K (USA) 31.5mi
7:14:44 h Clark, John *Citrus Heights Overall: 90 M: 67 Cat M55: 5
01.08.1998 Skyline 50k Endurance Run (USA) 50km
6:22:56 h Clark, John Overall: 129 M: 100 Cat M55: 7
04.04.1998 American River 50 Mile Endurance Run (USA) 50mi
9:50:46 h Clark, John Overall: 284 M: 226 Cat M55: 19
07.02.1998 Jed Smith Ultra Classic - 50 Km Race (USA) 50km
5:12:33 h Clark, John Overall: 60 M: 46 Cat M55: 7
1997 7 Events, 441.401 km (More)
13.09.1997 Cameron Park 50 Mile (USA) 50mi
8:39:58 h Clark, John Overall: 17 M: 15 Cat M50: 4
06.09.1997 Point Reyes 50K (USA) 50km
6:29:18 h Clark, John Overall: 97 M: 77 Cat M50: 14
31.08.1997 Run On The Sly 50 Km (USA) 50km
6:21:47 h Clark, John Overall: 24 M: 18 Cat M50: 2
02.08.1997 Skyline 50k Endurance Run (USA) 50km
6:13:22 h Clark, John Overall: 137 M: 98 Cat M50: 12
26.04.1997 California 50 Mile Endurance Run (USA) 50mi
8:29:28 h Clark, John Overall: 26 M: 24 Cat M50: 5
05.04.1997 American River 50 Mile Endurance Run (USA) 50mi
9:06:46 h Clark, John Overall: 205 M: 173 Cat M50: 20
18.01.1997 Jed Smith Ultra Classic - 50 Km Race (USA) 50km
4:48:01 h Clark, John Overall: 60 M: 46 Cat M50: 7
1996 7 Events, 471.868 km (More)
16.11.1996 Helen Klein Ultra Classic 50mi (USA) 50mi
8:37:10 h Clark, John Overall: 21 M: 17 Cat M50: 3
12.10.1996 Dick Collins Firetrails 50 Mile (USA) 50mi
9:45:29 h Clark, John Overall: 44 M: 37 Cat M50: 4
24.08.1996 Point Reyes 50K (USA) 50km
6:05:03 h Clark, John Overall: 83 M: 70 Cat M50: 9
17.08.1996 Cameron Park 50 Mile (USA) 50mi
9:20:28 h Clark, John Overall: 28 M: 21 Cat M50: 2
03.08.1996 Skyline 50k Endurance Run (USA) 50km
5:41:20 h Clark, John Overall: 86 M: 68 Cat M50: 8
06.04.1996 American River 50 Mile Endurance Run (USA) 50mi
9:27:33 h Clark, John Overall: 199 M: 159 Cat M50: 19
03.02.1996 Jed Smith Ultra Classic - 50 Km Race (USA) 50km
5:00:30 h Clark, John Overall: 78 M: 63 Cat M50: 10
1995 5 Events, 314.796 km (More)
28.10.1995 Sierra Nevada Endurance 52 Mile Run (USA) 52.4mi
11:02:14 h Clark, John Overall: 36 M: 32 Cat M50: 2
02.09.1995 Point Reyes 50K (USA) 50km
5:54:19 h Clark, John Overall: 64 M: 57 Cat M50: 7
06.08.1995 Skyline 50k Endurance Run (USA) 50km
5:37:50 h Clark, John Overall: 68 M: 59 Cat M50: 7
01.04.1995 American River 50 Mile Endurance Run (USA) 50mi
9:21:24 h Clark, John Overall: 229 M: 193 Cat M50: 21
05.02.1995 Jed Smith Ultra Classic - 50 Km Race (USA) 50km
4:36:40 h Clark, John Overall: 30 M: 26 Cat M50: 7
1994 5 Events, 280.467 km (More)
07.08.1994 Skyline 50k Endurance Run (USA) 50km
5:31:52 h Clark, John Overall: 62 M: 53 Cat M50: 8
07.05.1994 Quicksilver 50 km Endurance Run (USA) 50km
6:16:34 h Clark, John Overall: 20 M: 18 Cat M50: 4
02.04.1994 American River 50 Mile Endurance Run (USA) 50mi
8:34:58 h Clark, John Overall: 141 M: 123 Cat M50: 11
12.03.1994 Way Too Cool 50K Endurance Run (USA) 50km
5:39:07 h Clark, John Overall: 162 M: 136 Cat M50: 12
05.02.1994 Jed Smith Ultra Classic - 50 Km Race (USA) 50km
4:35:55 h Clark, John Overall: 30 M: 27 Cat M50: 3
1993 8 Events, 556.197 km (More)
14.11.1993 Gibson Ranch Last Chance 50 Mile (USA) 50mi
9:03:30 h Clark, John Overall: 31 M: 28 Cat M50: 3
23.10.1993 Sierra Nevada Endurance 52 Mile Run (USA) 52.4mi
10:39:27 h Clark, John Overall: 36 M: 32 Cat M50: 4
09.10.1993 Dick Collins Firetrails 50 Mile (USA) 50mi
9:24:42 h Clark, John Overall: 33 M: 32 Cat M50: 4
08.05.1993 Quicksilver 50 km Endurance Run (USA) 50km
6:22:23 h Clark, John Overall: 74 M: 59 Cat M50: 11
03.04.1993 American River 50 Mile Endurance Run (USA) 50mi
8:31:41 h Clark, John Overall: 126 M: 111 Cat M50: 12
13.03.1993 Way Too Cool 50K Endurance Run (USA) 50km
5:27:10 h Clark, John Overall: 114 M: 101 Cat M50: 15
06.02.1993 Jed Smith Ultra Classic - 50 Mile Race (USA) 50mi
8:16:46 h Clark, John Overall: 18 M: 16 Cat M50: 3
06.02.1993 Jed Smith Ultra Classic - 50 Km Race (USA) 50km
4:57:10 h Clark, John Overall: 57 M: 45 Cat M50: 11
1992 9 Events, 575.73 km (More)
24.10.1992 Sierra Nevada Endurance 52 Mile Run (USA) 52.4mi
9:03:14 h Clark, John Overall: 8 M: 8 Cat M45: 2
10.10.1992 Dick Collins Firetrails 50 Mile (USA) 50mi
9:14:37 h Clark, John Overall: 13 M: 12 Cat M45: 5
19.09.1992 Pacific Crest Trail 50 Km (USA) 50km
6:44:55 h Clark, John Overall: 35 M: 32 Cat M45: 9
02.08.1992 Skyline 50k Endurance Run (USA) 50km
5:42:40 h Clark, John Overall: 47 M: 40 Cat M45: 4
17.05.1992 Ohlone 50K Wilderness Run (USA) 50km
6:15:36 h Clark, John Overall: 33 M: 25 Cat M45: 5
16.05.1992 Silver State 50 km (USA) 50km
6:47:53 h Clark, John Overall: 17 M: 16 Cat M45: 1
04.04.1992 American River 50 Mile Endurance Run (USA) 50mi
8:23:05 h Clark, John Overall: 109 M: 101 Cat M45: 17
08.02.1992 Jed Smith Ultra Classic - 50 Km Race (USA) 50km
4:43:20 h Clark, John Overall: 38 M: 26 Cat M45: 7
08.02.1992 Jed Smith Ultra Classic - 50 Mile Race (USA) 50mi
8:45:15 h Clark, John Overall: 50 M: 48 Cat M45: 13
1991 6 Events, 360.934 km (More)
10.08.1991 Eldorado Gold 50 Km (USA) 50km
7:32:00 h Clark, John Overall: 21 M: 16 Cat M45: 4
03.08.1991 Skyline 50k Endurance Run (USA) 50km
5:53:45 h Clark, John Overall: 41 M: 34 Cat M45: 4
19.05.1991 Ohlone 50K Wilderness Run (USA) 50km
6:26:02 h Clark, John Overall: 28 M: 23 Cat M45: 4
11.05.1991 Quicksilver 50 km Endurance Run (USA) 50km
5:47:24 h Clark, John Overall: 30 M: 27 Cat M45: 7
06.04.1991 American River 50 Mile Endurance Run (USA) 50mi
8:42:30 h Clark, John Overall: 126 M: 117 Cat M45: 13
09.02.1991 Jed Smith Ultra Classic - 50 Mile Race (USA) 50mi
7:12:35 h Clark, John Overall: 28 M: 26 Cat M45: 4
1990 6 Events, 391.401 km (More)
15.09.1990 Pacific Crest Trail 50 Km (USA) 50km
6:47:00 h Clark, John Overall: 44 M: 40 Cat M45: 8
04.08.1990 Skyline 50k Endurance Run (USA) 50km
5:22:29 h Clark, John Overall: 29 M: 22 Cat M45: 4
12.05.1990 Quicksilver 50 Mile Endurance Run (USA) 50mi
9:34:16 h Clark, John Overall: 21 M: 19 Cat M45: 3
07.04.1990 American River 50 Mile Endurance Run (USA) 50mi
8:44:02 h Clark, John Overall: 161 M: 143 Cat M45: 28
10.03.1990 Way Too Cool 50K Endurance Run (USA) 50km
5:57:35 h Clark, John Overall: 76 M: 62 Cat M45: 14
11.02.1990 Jed Smith Ultra Classic - 50 Mile Race (USA) 50mi
7:24:15 h Clark, John Overall: 25 M: 24 Cat M45: 4
1989 4 Events, 291.401 km (More)
14.10.1989 Dick Collins Firetrails 50 Mile (USA) 50mi
9:55:22 h Clark, John Overall: 17 M: 16 Cat M45: 3
16.09.1989 Pacific Crest Trail 50 Km (USA) 50km
6:13:19 h Clark, John Overall: 44 M: 42 Cat M45: 6
09.04.1989 American River 50 Mile Endurance Run (USA) 50mi
9:18:09 h Clark, John Overall: 92 M: 82 Cat M45: 12
11.02.1989 Jed Smith Ultra Classic - 50 Mile Race (USA) 50mi
7:55:15 h Clark, John Overall: 31 M: 29 Cat M45: 5
1988 3 Events, 180.467 km (More)
17.09.1988 Pacific Crest Trail 50 Km (USA) 50km
6:38:05 h Clark, John Overall: 38 M: 34 Cat M45: 7
07.08.1988 Skyline 50k Endurance Run (USA) 50km
4:56:49 h Clark, John Overall: 29 M: 22 Cat M45: 3
10.04.1988 American River 50 Mile Endurance Run (USA) 50mi
8:53:10 h Clark, John Overall: 70 M: 61 Cat M45: 9
1987 5 Events, 341.401 km (More)
10.10.1987 Dick Collins Firetrails 50 Mile (USA) 50mi
9:19:08 h Clark, John Overall: 23 M: 21 Cat M40: 4
20.09.1987 Pacific Crest Trail 50 Km (USA) 50km
6:58:19 h Clark, John Overall: 58 M: 51 Cat M40: 9
01.08.1987 Skyline 50k Endurance Run (USA) 50km
5:48:35 h Clark, John Overall: 37 M: 35 Cat M40: 7
12.04.1987 American River 50 Mile Endurance Run (USA) 50mi
8:32:27 h Clark, John Overall: 104 M: 93 Cat M40: 20
07.02.1987 Jed Smith Ultra Classic - 50 Mile Race (USA) 50mi
8:20:33 h Clark, John Overall: 6 M: 6 Cat M40: 2
1986 3 Events, 210.934 km (More)
03.08.1986 Skyline 50k Endurance Run (USA) 50km
5:42:33 h Clark, John Overall: 52 M: 42 Cat M40: 5
13.04.1986 American River 50 Mile Endurance Run (USA) 50mi
9:05:04 h Clark, John Overall: 147 M: 139 Cat M40: 29
08.02.1986 Jed Smith Ultra Classic - 50 Mile Race (USA) 50mi
7:57:17 h Clark, John Overall: 32 M: 32 Cat M40: 9
1985 2 Events, 130.467 km (More)
04.08.1985 Skyline 50k Endurance Run (USA) 50km
5:28:53 h Clark, John Overall: 127 M: 116 Cat M40: 19
14.04.1985 American River 50 Mile Endurance Run (USA) 50mi
9:03:17 h Clark, John Overall: 83 M: 78 Cat M40: 16
1984 3 Events, 180.467 km (More)
05.08.1984 Skyline 50k Endurance Run (USA) 50km
5:20:18 h Clark, John Overall: 113 M: 104 Cat M40: 12
05.05.1984 Good Old Country 50 Km (USA) 50km
5:27:10 h Clark, John Overall: 24 M: 23 Cat M40: 6
15.04.1984 American River 50 Mile Endurance Run (USA) 50mi
8:35:45 h Clark, John Overall: 111 M: 107 Cat M40: 18
1983 3 Events, 180.467 km (More)
09.10.1983 Iron Mountain 50 Km (USA) 50km
5:45:22 h Clark, John Overall: 15 M: 15 Cat M40: 5
07.08.1983 Skyline 50k Endurance Run (USA) 50km
5:37:48 h Clark, John Overall: 63 M: 62 Cat M40: 7
17.04.1983 American River 50 Mile Endurance Run (USA) 50mi
9:19:09 h Clark, John Overall: 232 M: 211 Cat M40: 32
1982 2 Events, 165.872 km (More)
17.09.1982 Lake Tahoe 72 Miler (USA) 72mi
14:31:41 h Clark, John Overall: 42 M: 39 Cat M35: 9
01.08.1982 Skyline 50k Endurance Run (USA) 50km
4:55:16 h Clark, John Overall: 105 M: 101 Cat M35: 19
1981 3 Events, 210.934 km (More)
29.11.1981 Ultra Challenge 50 Km (USA) 50km
5:39:49 h Clark, John Overall: 46 M: 41 Cat M35: 11
12.04.1981 American River 50 Mile Endurance Run (USA) 50mi
9:25:05 h Clark, John Overall: 166 M: 143 Cat M35: 30
15.02.1981 Jed Smith Ultra Classic - 50 Mile Race (USA) 50mi
8:54:59 h Clark, John Overall: 91 M: 87 Cat M35: 22

Personal bests

Your list of personal best performances only contains performances of races which can be included into rankings.

In brackets rank in yearly international/national rankings.

PB 1999 1998 1997 1996 1995 1994 1993 1992 1991 1990 1989 1988 1987 1986 1985 1984 1983 1982 1981
50km 4:35:55 5:59:02
5:12:33
4:48:01
5:00:30
4:36:40
4:35:55
4:57:10
4:43:20











50mi 7:12:35


8:37:10


8:16:46
8:45:15
7:12:35
7:24:15
7:55:15

8:20:33
7:57:17




8:54:59

Comparison table

Comparison of performances in races with multiple participations

1999 1998 1997 1996 1995 1994 1993 1992 1991 1990 1989 1988 1987 1986 1985 1984 1983 1982 1981
American River 50 Mile Endurance Run 17 9:50:46 9:06:46 9:27:33 9:21:24 8:34:58 8:31:41 8:23:05 8:42:30 8:44:02 9:18:09 8:53:10 8:32:27 9:05:04 9:03:17 8:35:45 9:19:09 9:25:05
Skyline 50k Endurance Run 15 6:22:56 6:13:22 5:41:20 5:37:50 5:31:52 5:42:40 5:53:45 5:22:29 4:56:49 5:48:35 5:42:33 5:28:53 5:20:18 5:37:48 4:55:16
Jed Smith Ultra Classic - 50 Mile Race 8 8:16:46 8:45:15 7:12:35 7:24:15 7:55:15 8:20:33 7:57:17 8:54:59
Jed Smith Ultra Classic - 50 Km Race 7 5:12:33 4:48:01 5:00:30 4:36:40 4:35:55 4:57:10 4:43:20
Pacific Crest Trail 50 Km 5 6:44:55 6:47:00 6:13:19 6:38:05 6:58:19
Dick Collins Firetrails 50 Mile 5 9:45:29 9:24:42 9:14:37 9:55:22 9:19:08
Point Reyes 50K 3 6:29:18 6:05:03 5:54:19
Way Too Cool 50K Endurance Run 3 5:39:07 5:27:10 5:57:35
Sierra Nevada Endurance 52 Mile Run 3 11:02:14 10:39:27 9:03:14
Quicksilver 50 km Endurance Run 3 6:16:34 6:22:23 5:47:24
Run On The Sly 50 Km 2 7:06:21 6:21:47
Cameron Park 50 Mile 2 8:39:58 9:20:28
Ohlone 50K Wilderness Run 2 6:15:36 6:26:02

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