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| Name: | Jennings, Cliff |
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| Club: | |||
| Residence: | Cincinnati, OH | ||
| Year of birth: | 1953 | (Cat. german: M70) | |
| Date of birth: | 00.00.0000 | (Cat. internat.: M70) | |
| Nationality: | USA  |
United States | |
| RunnerID: | 175837 | ||
52 search results (52 Events, 5080.913 km). (More)
| 2025 | 7 Events, 672.503 km (More) | ||||
|---|---|---|---|---|---|
| 15.-16.11.2025 | Black Gold 24 Hour Endurance Challenge (USA) | 24h | |||
| 101.388 km | Jennings, Cliff | *Cincinnati, OH | Overall: 6 | M: 4 | Cat M70: 1 |
| 18.10.2025 | Double Days 48 Hour Race (USA) | 48h | |||
| 120.877 km | Jennings, Cliff | *Cincinnati, OH | Overall: 8 | M: 4 | Cat M70: 1 |
| 04.10.2025 | Outdoor X 12 Hour Endurance Run (USA) | 12h | |||
| 70.811 km | Jennings, Cliff | Overall: 32 | M: 22 | Cat M70: 2 | |
| 09.08.2025 | Steel City 12 Hour Endurance Run (USA) | 12h | |||
| 68.493 km | Jennings, Cliff | *Cincinnati, OH | Overall: 26 | M: 18 | Cat M70: 2 |
| 07.-08.06.2025 | Eagle Up Ultra 100 Km (USA) | 100km | |||
| 17:35:41 h | Jennings, Cliff | *Cincinnati, OH | Overall: 37 | M: 22 | Cat M70: 2 |
| 28.-30.03.2025 | Vernal Equinox 48 Hour Race (USA) | 48h | |||
| 160.934 km | Jennings, Cliff | *Cincinnati, OH | Overall: 10 | M: 7 | Cat M70: 1 |
| 15.02.2025 | Lake of the Woods 50 km Race (USA) | 50km | |||
| 9:49:24 h | Jennings, Cliff | *Cincinnati, OH | Overall: 34 | M: 28 | Cat M70: 1 |
| 2024 | 7 Events, 742.767 km (More) | ||||
| 16.-17.11.2024 | Southern Harvest 24 Hour Endurance Challenge (USA) | 24h | |||
| 130.356 km | Jennings, Cliff | *Cincinnati, OH | Overall: 6 | M: 4 | Cat M70: 1 |
| 05.10.2024 | Outdoor X 12 Hour Endurance Run (USA) | 12h | |||
| 69.604 km | Jennings, Cliff | Overall: 36 | M: 23 | Cat M70: 2 | |
| 17.08.2024 | Steel City 12 Hour Endurance Run (USA) | 12h | |||
| 70.939 km | Jennings, Cliff | *Cincinnati, OH | Overall: 24 | M: 18 | Cat M70: 1 |
| 01.-02.06.2024 | Eagle Up Ultra 100 Km (USA) | 100km | |||
| 16:56:19 h | Jennings, Cliff | Overall: 41 | M: 29 | Cat M70: 2 | |
| 05.-07.04.2024 | Vernal Equinox 48 Hour Race (USA) | 48h | |||
| 160.934 km | Jennings, Cliff | *Cincinnati, OH | Overall: 13 | M: 8 | Cat M70: 1 |
| 09.-10.03.2024 | The Pistol 100 Mile Ultra Run (USA) | 100mi | |||
| 29:54:06 h | Jennings, Cliff | *Cincinnati, OH | Overall: 40 | M: 26 | Cat M70: 1 |
| 20.01.2024 | Lake of the Woods 50 km Race (USA) | 50km | |||
| 8:46:12 h | Jennings, Cliff | *Cincinnati, OH | Overall: 21 | M: 13 | Cat M70: 2 |
| 2023 | 9 Events, 834.205 km (More) | ||||
| 30.12.2023 | Revenuer's Run (USA) | 8h | |||
| 50.613 km | Jennings, Cliff | Overall: 10 | M: 6 | Cat M65: 1 | |
| 18.-19.11.2023 | Southern Harvest 24 Hour Endurance Challenge (USA) | 24h | |||
| 119.091 km | Jennings, Cliff | *Cincinnati, OH | Overall: 6 | M: 4 | Cat M65: 1 |
| 07.10.2023 | Outdoor X 12 Hour Endurance Run (USA) | 12h | |||
| 75.639 km | Jennings, Cliff | Overall: 30 | M: 16 | Cat M65: 1 | |
| 05.08.2023 | Steel City 12 Hour Endurance Run (USA) | 12h | |||
| 64.550 km | Jennings, Cliff | *OH | Overall: 19 | M: 10 | Cat M65: 1 |
| 03.-04.06.2023 | Eagle Up Ultra 100 Km (USA) | 100km | |||
| 22:47:29 h | Jennings, Cliff | Overall: 48 | M: 28 | Cat M65: 3 | |
| 01.-02.04.2023 | Vernal Equinox 24 Hour Race (USA) | 24h | |||
| 112.654 km | Jennings, Cliff | *Cincinnati, OH | Overall: 18 | M: 10 | Cat M65: 1 |
| 18.-19.03.2023 | The Pistol 100 Km Ultra Run (USA) | 100km | |||
| 16:49:04 h | Jennings, Cliff | *Cincinnati, OH | Overall: 28 | M: 20 | Cat M65: 1 |
| 10.-12.03.2023 | Conquer the Wall 47 Hour Endurance Challenge (USA) | 47h | |||
| 161.658 km | Jennings, Cliff | *Cincinnati, OH | Overall: 31 | M: 12 | Cat M65: 2 |
| 18.02.2023 | Lake of the Woods 50 km Race (USA) | 50km | |||
| 8:01:10 h | Jennings, Cliff | *Cincinnati, OH | Overall: 36 | M: 26 | Cat M65: 2 |
| 2022 | 9 Events, 1157.796 km (More) | ||||
| 28.12.2022-03.01.2023 | Across the Years, 6 days (USA) | 6d | |||
| 429.979 km | Jennings, Cliff | *Cincinnati, OH | Overall: 15 | M: 11 | Cat M65: 1 |
| 26.-28.10.2022 | Ozone Endurance Challenge 48 Hour Race (USA) | 48h | |||
| 162.366 km | Jennings, Cliff | *Cincinnati, OH | Overall: 6 | M: 4 | Cat M65: 1 |
| 01.10.2022 | Outdoor X 12 Hour Endurance Run (USA) | 12h | |||
| 79.823 km | Jennings, Cliff | Overall: 23 | M: 17 | Cat M65: 1 | |
| 13.08.2022 | Steel City 12 Hour Endurance Run (USA) | 12h | |||
| 73.386 km | Jennings, Cliff | *Cincinnati, OH | Overall: 30 | M: 22 | Cat M65: 1 |
| 04.-05.06.2022 | Eagle Up Ultra 50 Km (USA) | 50km | |||
| 20:25:17 h | Jennings, Cliff | Overall: 134 | M: 56 | Cat M65: 5 | |
| 01.04.2022 | Vernal Equinox 12 Hour Race (USA) | 12h | |||
| 67.592 km | Jennings, Cliff | *Cincinnati, OH | Overall: 19 | M: 8 | Cat M65: 2 |
| 19.-20.03.2022 | The Pistol 50 Km Ultra Run (USA) | 50km | |||
| 8:18:41 h | Jennings, Cliff | *Cincinnati, OH | Overall: 98 | M: 51 | Cat M65: 4 |
| 11.-13.03.2022 | Conquer the Wall 47 Hour Endurance Challenge (USA) | 47h | |||
| 194.650 km | Jennings, Cliff | *Cincinnati, OH | Overall: 6 | M: 4 | Cat M65: 2 |
| 19.02.2022 | Lake of the Woods 50 km Race (USA) | 50km | |||
| 8:41:12 h | Jennings, Cliff | *Cincinnati, OH | Overall: 34 | M: 21 | Cat M65: 1 |
| 2021 | 5 Events, 392.564 km (More) | ||||
| 13.-14.11.2021 | Southern Harvest 24 Hour Endurance Challenge (USA) | 24h | |||
| 102.273 km | Jennings, Cliff | *Cincinnati, OH | Overall: 8 | M: 4 | Cat M65: 1 |
| 02.10.2021 | Outdoor X 12 Hour Endurance Run (USA) | 12h | |||
| 73.868 km | Jennings, Cliff | Overall: 24 | M: 14 | Cat M65: 2 | |
| 21.08.2021 | Steel City 12 Hour Endurance Run (USA) | 12h | |||
| 58.708 km | Jennings, Cliff | Overall: 30 | M: 16 | Cat M65: 2 | |
| 05.-06.06.2021 | Eagle Up Ultra 50 Mile (USA) | 50mi | |||
| 15:25:33 h | Jennings, Cliff | * OH | Overall: 74 | M: 39 | Cat M65: 3 |
| 27.03.2021 | Vernal Equinox 12 Hour Race (USA) | 12h | |||
| 77.248 km | Jennings, Cliff | *Cincinnati, OH | Overall: 14 | M: 8 | Cat M65: 3 |
| 2020 | 2 Events, 125.866 km (More) | ||||
| 26.12.2020 | GET LIT 8 Hour Trail Run (USA) | 8h | |||
| 45.399 km | Jennings, Cliff | *Cincinnati, OH | Overall: 17 | M: 13 | Cat M65: 2 |
| 14.02.2020 | Jackpot Ultra Running Festival 50 Mile Race (USA) | 50mi | |||
| 12:47:08 h | Jennings, Cliff | *Cincinnati, OH | Overall: 12 | M: 6 | Cat M65: 1 |
| 2019 | 2 Events, 149.779 km (More) | ||||
| 17.03.2019 | The Pistol 50 Km Ultra Run (USA) | 50km | |||
| 7:18:06 h | Jennings, Cliff | *Cincinnati, OH | Overall: 115 | M: 50 | Cat M65: 3 |
| 16.-17.02.2019 | Jackpot Ultra Running Festival 24 Hour Race (USA) | 24h | |||
| 99.779 km | Jennings, Cliff | *Cincinnati, OH | Overall: 17 | M: 11 | Cat M65: 1 |
| 2018 | 2 Events, 110 km (More) | ||||
| 02.06.2018 | Another Dam 50K Run (USA) | 50km | |||
| 7:54:32 h | Jennings, Cliff | Overall: 66 | M: 38 | Cat M60: 2 | |
| 10.03.2018 | Land Between The Lakes 60 km Trail Run (USA) | 60km | |||
| 9:47:07 h | Jennings, Cliff | *Cincinnati, OH | Overall: 106 | M: 74 | Cat M60: 4 |
| 2017 | 2 Events, 220.934 km (More) | ||||
| 11.-12.11.2017 | Tunnel Hill 100 Mile Race (USA) | 100mi | |||
| 29:25:26 h | Jennings, Cliff | *Cincinnati, OH | Overall: 169 | M: 118 | Cat M60: 5 |
| 11.03.2017 | Land Between The Lakes 60 km Trail Run (USA) | 60km | |||
| 9:22:35 h | Jennings, Cliff | *Cincinnati, OH | Overall: 87 | M: 54 | Cat M60: 4 |
| 2016 | 1 Event, 130.431 km (More) | ||||
| 13.-14.02.2016 | Jackpot Ultra Running Festival 24 Hour Race (USA) | 24h | |||
| 130.431 km | Jennings, Cliff | Overall: 16 | M: 7 | Cat M60: 2 | |
| 2015 | 3 Events, 346.601 km (More) | ||||
| 14.-15.11.2015 | Tunnel Hill 100 Mile Race (USA) | 100mi | |||
| 28:34:56 h | Jennings, Cliff | *Cincinnati, OH | Overall: 82 | M: 59 | Cat M60: 3 |
| 06.06.2015 | Another Dam 50K Run (USA) | 50km | |||
| 6:38:18 h | Jennings, Cliff | Overall: 65 | M: 47 | Cat M60: 4 | |
| 14.-15.02.2015 | Jackpot Ultra Running Festival 24 Hour Race (USA) | 24h | |||
| 135.667 km | Jennings, Cliff | *Cincinnati, OH | Overall: 12 | M: 8 | Cat M60: 1 |
| 2014 | 2 Events, 130.467 km (More) | ||||
| 15.-16.11.2014 | Tunnel Hill 50 Mile Race (USA) | 50mi | |||
| 11:42:50 h | Jennings, Cliff | *Cincinnati, OH | Overall: 118 | M: 67 | Cat M60: 5 |
| 07.06.2014 | Another Dam 50K Run (USA) | 50km | |||
| 7:02:14 h | Jennings, Cliff | Overall: 71 | M: 50 | Cat M60: 5 | |
| 1996 | 1 Event, 67 km (More) | ||||
| 27.07.1996 | Swiss Alpine Marathon (SUI) | 67km | |||
| 10:28:35 h | Jennings, Cliff | *Burlington | Overall: 1032 | M: 960 | Cat M40: 160 |
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 | 2025 | 2024 | 2023 | 2022 | 2021 | 2020 | 2019 | 2018 | 2017 | 2016 | 2015 | 2014 | 1996 | |
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| 50km | 7:18:06 |
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8:18:41
(10321/625) |
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7:18:06
(19177/786) |
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| 50mi | 12:47:08 |
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12:47:08
(527/184) |
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| 100km | 16:49:04 |
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16:49:04
(7530/84) |
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| 100mi | 29:25:26 |
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29:54:06
(855/292) |
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29:25:26
(638/200) |
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| 24h | 99.779 |
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99.779
(3056/531) |
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| 6d | 429.979 |
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429.979
(206/27) |
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Comparison table
Comparison of performances in races with multiple participations
| 2025 | 2024 | 2023 | 2022 | 2021 | 2020 | 2019 | 2018 | 2017 | 2016 | 2015 | 2014 | 1996 | ||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Steel City 12 Hour Endurance Run | 5 | 68.493 | 70.939 | 64.550 | 73.386 | 58.708 | ||||||||
| Outdoor X 12 Hour Endurance Run | 5 | 70.811 | 69.604 | 75.639 | 79.823 | 73.868 | ||||||||
| Southern Harvest 24 Hour Endurance Challenge | 4 | 101.388 | 130.356 | 119.091 | 102.273 | |||||||||
| Lake of the Woods 50 km Race | 4 | 9:49:24 | 8:46:12 | 8:01:10 | 8:41:12 | |||||||||
| Eagle Up Ultra 100 Km | 3 | 17:35:41 | 16:56:19 | 22:47:29 | ||||||||||
| Another Dam 50K Run | 3 | 7:54:32 | 6:38:18 | 7:02:14 | ||||||||||
| Jackpot Ultra Running Festival 24 Hour Race | 3 | 99.779 | 130.431 | 135.667 | ||||||||||
| Vernal Equinox 48 Hour Race | 2 | 160.934 | 160.934 | |||||||||||
| Vernal Equinox 12 Hour Race | 2 | 67.592 | 77.248 | |||||||||||
| Conquer the Wall 47 Hour Endurance Challenge | 2 | 161.658 | 194.650 | |||||||||||
| Tunnel Hill 100 Mile Race | 2 | 29:25:26 | 28:34:56 | |||||||||||
| The Pistol 50 Km Ultra Run | 2 | 8:18:41 | 7:18:06 | |||||||||||
| Land Between The Lakes 60 km Trail Run | 2 | 9:47:07 | 9:22:35 |