Save 25% on UltraRunning Magazine

UltraRunning Magazine is published 10 times per year with a double issue May/June and December/January. Each issue is packed full of race reports, finisher results, tips and runner profiles.

Subscriptions include

  • 10 printed issues
  • PDF Download of our most recent issues
  • Digital access to our complete 38+ year archive
  • 12 different customized training plans
Subscribe Today

Gwendolyn Ostrosky (F37)

Race Date Distance Result Overall
2019
Zion 100 04/12/19 100 KM 11:03:00 8
2018
Black Canyon Trail 02/17/18 100 KM 13:02:23 97
2017
Fat Dog 120 08/11/17 40 Miles 9:34:20 3
Chuckanut 50k 03/18/17 50 KM 6:11:45 217
2016
Western States 06/25/16 100 Miles 27:05:27 137
Wild Wild West Marathon And Ultra 05/07/16 50 KM 6:22:57 21
Sean O'Brien 50M/50K/26.2 02/06/16 50 Miles 11:43:19 30
2015
Mt. Hood 50 07/11/15 50 Miles 9:30:34 44
Bryce 100 06/05/15 50 KM 6:20:52 16
Quicksilver 05/09/15 100 KM 12:31:33 48
2014
Waldo 08/16/14 100 KM 12:55:46 25
Leona Divide 04/26/14 50 KM 5:31:15 20
Peterson Ridge Rumble 04/13/14 40 Miles 6:22:41 48
2013
Leona Divide 04/27/13 50 KM 5:30:59 16
Way Too Cool 03/09/13 50 KM 5:33:54 297
2012
Shadow of the Giants 06/02/12 50 KM 5:24:57 26

Gwendolyn Ostrosky (F38)

Race Date Distance Result Overall
2017
Ultra Trail de México 10/21/17 100 KM 15:49:35 58
2013
The North Face Endurance Challenge California 12/07/13 50 Miles 10:30:14 149

Gwendolyn Ostrosky (Unknown Age)

Race Date Distance Result Overall
2012
The North Face Endurance Challenge California 12/01/12 50 Miles 9:39:12 147
The Hennepin Hundred
  • Oct 3, 2020
  • Sterling, IL
50 KM 50 Miles 100 Miles

Recent Results
Dogwood Canyon 50K
Trivium 50K
Reimers Salmagundi Trail and XC Run 52K
Run The Rock 50K
Run The Rock 50M
Sanders Saunter 50k 50K
Lake Chabot 50K
Colossal-Vail 50/50 55K
Colossal-Vail 50/50 50M
Lake Norman State Park 30K & 50K Trail R... 50K
Azalea 12/24 Hour 50M
Azalea 12/24 Hour 12H
Azalea 12/24 Hour 24H
Georgia Sky to Summit 50K
Razorback Running Revival 55K
Razorback Running Revival 50M
Chino Hills Trail Run Series 50K
Franklin Mountains Trail Run 50K
Fuzzy Fandango Trail Races 50K
Rockledge Rumble 50K