Matthew O'Brien (M33)
2026
1 Race | 31 mi.Earth Day 50K
Apr 18th 2026
| Crystal Lake, IL
Distance
50 KM
Overall
17
/ 72
Division (M)
13
/ 49
5:40:50
2025
1 Race | 32 mi.CHICAGO 7-11 Hour Endurance Run
May 17th 2025
| Willow Springs, IL
Duration
7 Hours
Overall
4
/ 14
Division (M)
6
/ 7
31.5
2023
1 Race | 31 mi.Frozen Gnome
Jan 14th 2023
| Crystal Lake, IL
Distance
50 KM
Overall
19
/ 89
Division (M)
17
/ 75
6:03:59
2022
2 Races | 156 mi.Vermont 100
Jul 16th 2022
| West Windsor, VT
Distance
100 Miles
Overall
61
/ 188
Division (M)
52
/ 139
23:37:56
Cruel Jewel
May 14th 2022
| Blue Ridge, GA
Distance
56 Miles
Overall
14
/ 112
Division (M)
11
/ 87
14:26:31
2021
4 Races | 289 mi.The Tennessee Mile
Dec 4th 2021
| Franklin, TN
Duration
24 Hours
Overall
2
/ 24
Division (M)
2
/ 21
71.5
The Hennepin Hundred
Oct 2nd 2021
| Sterling, IL
Distance
100 Miles
Overall
30
/ 138
Division (M)
21
/ 87
22:16:05
Mid-State Mile
Jun 19th 2021
| Franklin, TN
Duration
Backyard
Overall
12
/ 38
Division (M)
11
/ 32
55
Ultra Race of Champions (UROC) - VA
Apr 30th 2021
| Montebello, VA
Distance
100 KM
Overall
30
/ 73
Division (M)
27
/ 68
13:10:58
2020
1 Race | 50 mi.Monument Valley Ultra
Feb 29th 2020
| Monument Valley, UT
Distance
50 Miles
Overall
14
/ 34
Division (M)
11
/ 27
11:08:29
2019
6 Races | 305 mi.Chicago Lakefront: Fall Version
Nov 2nd 2019
| Chicago, IL
Distance
50 KM
Overall
15
/ 84
Division (M)
14
/ 45
5:00:41
NUT 50K & 17M
Sep 7th 2019
| Lemolo Lake/North Umpqua River Trail, OR
Distance
100 KM
Overall
20
/ 36
Division (M)
15
/ 30
15:17:44
Vermont 100
Jul 20th 2019
| West Windsor, VT
Distance
100 Miles
Overall
47
/ 156
Division (M)
36
/ 107
25:36:01
Ice Age Trail
May 11th 2019
| La Grange, WI
Distance
50 Miles
Overall
140
/ 361
Division (M)
115
/ 250
10:08:05
TARC Spring Classic
Apr 20th 2019
| Weston, MA
Distance
50 KM
Overall
4
/ 90
Division (M)
4
/ 58
4:31:12
Montana de Oro
Mar 9th 2019
| Los Osos, CA
Distance
50 KM
Overall
19
/ 37
Division (M)
18
/ 30
6:03:58
2018
2 Races | 81 mi.The North Face Endurance Challenge Massa...
Jun 9th 2018
| Princeton, MA
Distance
50 Miles
Overall
17
/ 118
Division (M)
14
/ 95
10:47:18
TARC Spring Classic
Apr 21st 2018
| Weston, MA
Distance
50 KM
Overall
9
/ 80
Division (M)
8
/ 50
4:37:15
2017
2 Races | 90 mi.TARC Winter Classic
Dec 2nd 2017
| Stoneham, MA
Distance
40 Miles
Overall
3
/ 16
Division (M)
3
/ 12
7:26:52
The North Face Endurance Challenge Massa...
Jun 10th 2017
| Princeton, MA
Distance
50 Miles
Overall
31
/ 75
Division (M)
25
/ 59
12:12:41
20
Races
8y 10m 14d
Longevity
1,065
Lifetime Miles
Personal Bests
50k
(6)
4:31:12
2019
50m
(4)
10:08:05
2019
100k
(2)
13:10:58
2021
100m
(3)
22:16:05
2021
24hr
(1)
71.5
2021
Backyard
(1)
55
2021
Distance by Year
2026
31
Miles
1 Race
2025
32
Miles
1 Race
2023
31
Miles
1 Race
2022
156
Miles
2 Races
2021
289
Miles
4 Races
2020
50
Miles
1 Race
2019
305
Miles
6 Races
2018
81
Miles
2 Races
2017
90
Miles
2 Races