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Marathon Deutsche Weinstraße 2026   HaWei50 50km Ultralauf 28.2.2026   3h, 6h, 12h, 24h of Santander  
Name: Kroll, Jon   Submit Personal Website Send Link 
Club:  
Residence: San Francisco, CA
Year of birth: 1972 (Cat. german: M50)
Date of birth: 02.10.1972 (Cat. internat.: M50)
Nationality: USA USA United States
RunnerID: 62098
 

16 search results (16 Events, 1230.736 km).  (More)

2014 1 Event, 80.467 km  (More)
12.04.2014 Lake Sonoma 50 Mile Race (USA) 50mi
8:18:12 h Kroll, Jon *San Francisco, CA  Overall: 36 M: 31 Cat M40: 6
2011 3 Events, 267.467 km  (More)
29.05.2011 Comrades Marathon - Up Run (RSA) 87km
7:41:24 h Kroll, Jon *Foster City, CA  Overall: 567 M: 546 Cat M35: 151
07.05.2011 Miwok 100k Trail race (USA) 100km
10:08:34 h Kroll, Jon *Foster City, CA  Overall: 34 M: 30 Cat M35: 7
09.04.2011 American River 50 Mile Endurance Run (USA) 50mi
7:38:16 h Kroll, Jon *San Francisco, CA  Overall: 39 M: 35 Cat M35: 7
2010 1 Event, 50 km  (More)
01.08.2010 Skyline 50k Endurance Run (USA) 50km
4:10:24 h Kroll, Jon *San Francisco, CA  Overall: 8 M: 8 Cat M35: 2
2009 5 Events, 441.401 km  (More)
27.-28.06.2009 Western States 100 Mile Endurance Run (USA) 100mi
22:55:50 h Kroll, Jon *San Francisco, CA  Overall: 47 M: 41 Cat M35: 16
31.05.2009 Ohlone 50K Wilderness Run (USA) 50km
5:56:11 h Kroll, Jon *Foster City, CA  Overall: 25 M: 21 Cat M35: 6
02.05.2009 Miwok 100k Trail race (USA) 100km
10:42:14 h Kroll, Jon *Foster City, CA  Overall: 28 M: 22 Cat M35: 11
28.03.2009 Lake Sonoma 50 Mile Race (USA) 50mi
9:25:26 h Kroll, Jon *Foster City, CA  Overall: 20 M: 16 Cat M35: 5
14.03.2009 Way Too Cool 50K Endurance Run (USA) 50km
4:26:37 h Kroll, Jon *Foster City, CA  Overall: 44 M: 38 Cat M35: 17
2008 4 Events, 260.934 km  (More)
10.05.2008 Quicksilver 50 Mile Endurance Run (USA) 50mi
7:42:53 h Kroll, Jon *Foster City, CA  Overall: 6 M: 6 Cat M35: 3
12.04.2008 Lake Sonoma 50 Mile Race (USA) 50mi
8:53:07 h Kroll, Jon *San Francisco, CA  Overall: 4 M: 4 Cat M35: 2
22.03.2008 Pirates Cove Trail Run (USA) 50km
4:53:43 h Kroll, Jon *San Francisco, CA  Overall: 10 M: 10 Cat M35: 1
08.03.2008 Way Too Cool 50K Endurance Run (USA) 50km
4:09:00 h Kroll, Jon *San Francisco, CA  Overall: 37 M: 35 Cat M35: 16
2007 1 Event, 80.467 km  (More)
13.10.2007 Dick Collins Firetrails 50 Mile (USA) 50mi
8:40:46 h Kroll, Jon *Foster City, CA  Overall: 30 M: 26 Cat M35: 5
2005 1 Event, 50 km  (More)
12.03.2005 Way Too Cool 50K Endurance Run (USA) 50km
4:47:29 h Kroll, Jon   Overall: 52 M: 41 Cat M23: 9

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 2014 2011 2010 2009 2008 2007 2005

Comparison table

Comparison of performances in races with multiple participations

   2014 2011 2010 2009 2008 2007 2005
Way Too Cool 50K Endurance Run 3       4:26:37 4:09:00   4:47:29
Lake Sonoma 50 Mile Race 3 8:18:12     9:25:26 8:53:07    
Miwok 100k Trail race 2   10:08:34   10:42:14