Mark Retzlaff (M43)
2026
1 Race | 62 mi.Miwok
May 2nd 2026
| Stinson Beach, CA
Distance
100 KM
Overall
149
/ 303
Division (M)
109
/ 209
13:25:00
2025
1 Race | 62 mi.Black Canyon Ultras
Feb 8th 2025
| Mayer, AZ
Distance
100 KM
Overall
550
/ 776
Division (M)
405
/ 549
16:28:21
2024
2 Races | 93 mi.Waldo 100K
Aug 3rd 2024
| Oakridge, OR
Distance
100 KM
Overall
78
/ 95
Division (M)
55
/ 61
17:26:09
Stumptown Trail Runs
May 27th 2024
| Portland, OR
Distance
50 KM
Overall
16
/ 134
Division (M)
13
/ 94
5:01:34
2023
1 Race | 62 mi.Siskiyou Out Back
Jul 8th 2023
| Ashland, OR
Distance
100 KM
Overall
57
/ 89
Division (M)
47
/ 72
15:30:41
2022
1 Race | 31 mi.Run The Rock
Nov 12th 2022
| Terrebone, OR
Distance
50 KM
Overall
9
/ 107
Division (M)
8
/ 74
4:38:52
2017
1 Race | 50 mi.Tillamook Burn Trail Run
Apr 29th 2017
| Timber, OR
Distance
50 Miles
Overall
67
/ 125
Division (M)
55
/ 94
11:23:33
2014
1 Race | 38 mi.Kettle Moraine 100 Endurance Runs
Jun 7th 2014
| La Grange, WI
Distance
38 Miles
Overall
23
/ 57
Division (M)
20
/ 41
9:03:44
8
Races
11y 10m 2d
Longevity
399
Lifetime Miles
Personal Bests
50k
(2)
4:38:52
2022
50m
(1)
11:23:33
2017
100k
(4)
13:25:00
2026
Distance by Year
2026
62
Miles
1 Race
2025
62
Miles
1 Race
2024
93
Miles
2 Races
2023
62
Miles
1 Race
2022
31
Miles
1 Race
2017
50
Miles
1 Race
2014
38
Miles
1 Race
Multiple Performances
Masters Winner
4:38:52
50 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+