Rebecca Guenther (F46)
2026
3 Races | 128 mi.Canyons Endurance Runs
Apr 25th 2026
| Auburn, CA
Distance
100 KM
Overall
214
/ 539
Division (F)
41
/ 132
15:13:12
Santa Barbara Nine Trails
Mar 14th 2026
| Santa Barbara, CA
Distance
35 Miles
Overall
85
/ 139
Division (F)
15
/ 33
10:45:57
FOURmidable
Feb 21st 2026
| Cool, CA
Distance
50 KM
Overall
50
/ 150
Division (F)
9
/ 45
6:00:38
2025
4 Races | 203 mi.Quad Dipsea
Nov 29th 2025
| Mill Valley, CA
Distance
28.4 Miles
Overall
107
/ 259
Division (F)
16
/ 66
6:16:30
Kat'cina Mosa 100K Mountain Run
Aug 9th 2025
| Springville, UT
Distance
100 KM
Overall
4
/ 17
Division (F)
2
/ 3
16:23:42
Silver State
Jun 7th 2025
| Reno, NV
Distance
50 Miles
Overall
11
/ 39
Division (F)
1
/ 7
11:01:32
Canyons Endurance Runs
Apr 25th 2025
| Auburn, CA
Distance
100 KM
Overall
241
/ 526
Division (F)
45
/ 113
15:35:03
2024
4 Races | 164 mi.Quad Dipsea
Nov 30th 2024
| Mill Valley, CA
Distance
28.4 Miles
Overall
117
/ 265
Division (F)
23
/ 74
6:23:04
Tamalpa Headlands 50K
Aug 17th 2024
| Muir Beach, CA
Distance
50 KM
Overall
92
/ 215
Division (F)
22
/ 65
6:29:11
Canadian Death Race
Aug 3rd 2024
| Grande Cache, AB
Distance
118 KM
Overall
114
/ 199
Division (F)
23
/ 44
21:58:16
Speedgoat
Jul 20th 2024
| Snowbird Resort, UT
Distance
50 KM
Overall
239
/ 496
Division (F)
43
/ 97
9:47:09
2023
7 Races | 377 mi.Tamalpa Headlands 50K
Aug 19th 2023
| Muir Beach, CA
Distance
50 KM
Overall
100
/ 251
Division (F)
22
/ 85
6:29:26
Tahoe Rim Trail
Jul 15th 2023
| Carson City, NV
Distance
100 Miles
Overall
28
/ 115
Division (F)
4
/ 18
27:58:45
Broken Arrow Skyrace
Jun 17th 2023
| Olympic Valley, CA
Distance
46 KM
Overall
337
/ 527
Division (F)
95
/ 169
8:20:25
Quicksilver
May 13th 2023
| San Jose, CA
Distance
100 KM
Overall
60
/ 99
Division (F)
10
/ 18
15:48:38
Miwok
May 6th 2023
| Stinson Beach, CA
Distance
100 KM
Overall
108
/ 242
Division (F)
31
/ 85
13:56:56
Canyons Endurance Runs
Apr 29th 2023
| Auburn, CA
Distance
100 KM
Overall
206
/ 391
Division (F)
48
/ 92
16:23:02
FOURmidable
Feb 18th 2023
| Cool, CA
Distance
50 KM
Overall
69
/ 209
Division (F)
16
/ 63
5:52:11
2022
2 Races | 128 mi.Quad Dipsea
Nov 26th 2022
| Mill Valley, CA
Distance
28.4 Miles
Overall
124
/ 287
Division (F)
20
/ 75
6:38:23
Rio Del Lago
Nov 5th 2022
| Granite Bay, CA
Distance
100 Miles
Overall
34
/ 194
Division (F)
8
/ 61
22:34:36
2021
1 Race | 62 mi.Quicksilver
Oct 23rd 2021
| San Jose, CA
Distance
100 KM
Overall
20
/ 133
Division (F)
4
/ 30
12:24:57
2019
3 Races | 191 mi.Quad Dipsea
Nov 30th 2019
| Mill Valley, CA
Distance
28.4 Miles
Overall
153
/ 274
Division (F)
28
/ 71
7:00:42
Bighorn
Jun 14th 2019
| Dayton, WY
Distance
100 Miles
Overall
130
/ 187
Division (F)
20
/ 33
33:06:07
Bishop High Sierra
Jun 1st 2019
| Bishop, CA
Distance
100 KM
Overall
8
/ 29
Division (F)
2
/ 9
13:58:28
2017
1 Race | 100 mi.Bryce Canyon
Jun 17th 2017
| Bryce Canyon, UT
Distance
100 Miles
Overall
93
/ 134
Division (F)
18
/ 30
33:45:46
2015
1 Race | 50 mi.The North Face Endurance Challenge Calif...
Dec 5th 2015
| Marin, CA
Distance
50 Miles
Overall
244
/ 479
Division (F)
44
/ 117
10:36:36
2014
1 Race | 31 mi.Skyline to the Sea
Oct 11th 2014
| Saratoga, CA
Distance
50 KM
Overall
40
/ 149
Division (F)
13
/ 63
5:44:45
27
Races
11y 6m 19d
Longevity
1,434
Lifetime Miles
Personal Bests
50k
(6)
5:44:45
2014
50m
(2)
10:36:36
2015
100k
(8)
12:24:57
2021
100m
(4)
22:34:36
2022
Distance by Year
2026
128
Miles
3 Races
2025
203
Miles
4 Races
2024
164
Miles
4 Races
2023
377
Miles
7 Races
2022
128
Miles
2 Races
2021
62
Miles
1 Race
2019
191
Miles
3 Races
2017
100
Miles
1 Race
2015
50
Miles
1 Race
2014
31
Miles
1 Race
Multiple Performances
1st Place
11:01:32
50 Miles
Masters Winner
11:01:32
50 Miles
Masters Winner
27:58:45
100 Miles
2nd Place
13:58:28
100 KM
Achievements are awarded for races with 25 or more finishers and courses with 200 or more finishers.
Masters: 40-49 / Grand Masters: 50-59 / Senior Grand Masters: 60+