TFRRS | Mairin O'Brien – Track and Field Results & Statistics

MAIRIN O'BRIEN (SO-2)

OHIO

College Bests

800	2:18.98	1000	2:59.88
1500	4:35.59	MILE	4:54.87
3000	10:01.30	3000S	10:52.91
5K (XC)	17:55.6	6K (XC)	21:50.8

Wake Forest Invitational Apr 16-17, 2026
1500	4:38.10	10th (F)

Cherry Blossom Invitational 2026 Apr 3, 2026
1500	4:35.59	4th (F)
4x400	3:56.64	3rd (F)

Raleigh Relays Mar 26-28, 2026
3000S	11:24.87	66th (F)

2026 MAC Indoor Track & Field Championships Feb 27-28, 2026
Mile	4:54.87	13th (P)

Heartland Invitational Feb 13-14, 2026
Mile	4:57.76	10th (F)

Marshall Invitational Feb 6- 7, 2026
800	2:18.98	11th (F)

Indiana Invitational Jan 16-17, 2026
Mile	5:00.02	10th (F)
DMR	11:57.20	3rd (F)

Marshall Alumni Invitational Jan 10, 2026
1000	2:59.88	5th (F)
Mile	5:02.58	5th (F)

GVSU Holiday Open Dec 5, 2025
3000	10:01.30	7th (F)

NCAA Division I Great Lakes Region Cross Country Championships Nov 14, 2025
6k	21:50.8	95th

2025 MAC Cross Country Championships Nov 1, 2025
6k	21:55.2	38th

Panorama Farms Invitational Oct 17, 2025
6k	22:09.3	65th

Joe Piane Invitational Oct 3, 2025
5k	17:55.6	128th

George Dales Invite Sep 19, 2025
6k	22:04.4	17th

Thundering Herd XC Invitational Aug 29, 2025
5k	18:29.7	15th

MAC Outdoor Track & Field Championships May 15-17, 2025
3000S	11:42.25	16th (F)

2025 Jesse Owens Track & Field Classic May 2- 3, 2025
3000S	10:54.90	5th (F)

Jim Freeman / Clark Wood Open 2025 Apr 25-26, 2025
3000S	10:52.91	1st (F)

BSU - We Fly Challenge Apr 11-12, 2025
1500	4:40.17	15th (F)

Cherry Blossom Invitational 2025 Apr 4, 2025
1500	4:36.89	7th (F)

Marshall Invitational Feb 14-15, 2025
Mile	5:09.28	8th (F)

Al Campbell Invitational Jan 17, 2025
800	2:26.57	13th (F)
Mile	5:22.65	13th (F)

BGSU Early Bird Inv. Jan 10, 2025
800	2:28.55	8th (F)
Mile	5:26.67	7th (F)

QUICK LINKS:

800
1000
1500
Mile
3000
3000S
5k
6k

800 Meters (Indoor) Top↑
2:18.98	Marshall Invitational	Feb 6- 7, 2026
2:26.57	Al Campbell Invitational	Jan 17, 2025
2:28.55	BGSU Early Bird Inv.	Jan 10, 2025

1000 Meters (Indoor) Top↑
2:59.88	Marshall Alumni Invitational	Jan 10, 2026

1500 Meters (Outdoor) Top↑
4:38.10	Wake Forest Invitational	Apr 16-17, 2026
4:35.59	Cherry Blossom Invitational 2026	Apr 3, 2026
4:40.17	BSU - We Fly Challenge	Apr 11-12, 2025
4:36.89	Cherry Blossom Invitational 2025	Apr 4, 2025

Mile (Indoor) Top↑
4:54.87	2026 MAC Indoor Track & Field Championships	Feb 27-28, 2026
4:57.76	Heartland Invitational	Feb 13-14, 2026
5:00.02	Indiana Invitational	Jan 16-17, 2026
5:02.58	Marshall Alumni Invitational	Jan 10, 2026
5:09.28	Marshall Invitational	Feb 14-15, 2025
5:22.65	Al Campbell Invitational	Jan 17, 2025
5:26.67	BGSU Early Bird Inv.	Jan 10, 2025

3000 Meters (Indoor) Top↑
10:01.30	GVSU Holiday Open	Dec 5, 2025

3000 Steeplechase (Outdoor) Top↑
11:24.87	Raleigh Relays	Mar 26-28, 2026
11:42.25	MAC Outdoor Track & Field Championships	May 15-17, 2025
10:54.90	2025 Jesse Owens Track & Field Classic	May 2- 3, 2025
10:52.91	Jim Freeman / Clark Wood Open 2025	Apr 25-26, 2025

4 x 400 Relay (Outdoor) Top↑
3:56.64	Cherry Blossom Invitational 2026	Apr 3, 2026

Distance Medley Relay (Indoor) Top↑
11:57.20	Indiana Invitational	Jan 16-17, 2026

5k Top↑
17:55.6	Joe Piane Invitational	Oct 3, 2025
18:29.7	Thundering Herd XC Invitational	Aug 29, 2025

6k Top↑
21:50.8	NCAA Division I Great Lakes Region Cross Country Championships	Nov 14, 2025
21:55.2	2025 MAC Cross Country Championships	Nov 1, 2025
22:09.3	Panorama Farms Invitational	Oct 17, 2025
22:04.4	George Dales Invite	Sep 19, 2025

2026 Outdoors

1500 Meters
4:38.10	Wake Forest Invitational	April 16-17, 2026
4:35.59	Cherry Blossom Invitational 2026	April 3, 2026

3000 Steeplechase
11:24.87	Raleigh Relays	March 26-28, 2026

4 x 400 Relay
3:56.64	Cherry Blossom Invitational 2026	April 3, 2026

2026 Indoors

800 Meters
2:18.98	Marshall Invitational	February 6- 7, 2026

1000 Meters
2:59.88	Marshall Alumni Invitational	January 10, 2026

Mile
4:54.87	2026 MAC Indoor Track & Field Championships	February 27-28, 2026
4:57.76	Heartland Invitational	February 13-14, 2026
5:00.02	Indiana Invitational	January 16-17, 2026
5:02.58	Marshall Alumni Invitational	January 10, 2026

Distance Medley Relay
11:57.20	Indiana Invitational	January 16-17, 2026

2025 Indoors

800 Meters
2:26.57	Al Campbell Invitational	January 17, 2025
2:28.55	BGSU Early Bird Inv.	January 10, 2025

Mile
5:09.28	Marshall Invitational	February 14-15, 2025
5:22.65	Al Campbell Invitational	January 17, 2025
5:26.67	BGSU Early Bird Inv.	January 10, 2025

3000 Meters
10:01.30	GVSU Holiday Open	December 5, 2025

2025 XC

5k
17:55.6	Joe Piane Invitational	October 3, 2025
18:29.7	Thundering Herd XC Invitational	August 29, 2025

6k
21:50.8	NCAA Division I Great Lakes Region Cross Country Championships	November 14, 2025
21:55.2	2025 MAC Cross Country Championships	November 1, 2025
22:09.3	Panorama Farms Invitational	October 17, 2025
22:04.4	George Dales Invite	September 19, 2025

2025 Outdoors

1500 Meters
4:40.17	BSU - We Fly Challenge	April 11-12, 2025
4:36.89	Cherry Blossom Invitational 2025	April 4, 2025

3000 Steeplechase
11:42.25	MAC Outdoor Track & Field Championships	May 15-17, 2025
10:54.90	2025 Jesse Owens Track & Field Classic	May 2- 3, 2025
10:52.91	Jim Freeman / Clark Wood Open 2025	April 25-26, 2025

1500 Meters (Outdoors)
2026	4:35.59	Cherry Blossom Invitational 2026 (Apr 3, 2026)
2025	4:36.89	Cherry Blossom Invitational 2025 (Apr 4, 2025)

3000 Steeplechase (Outdoors)
2026	11:24.87	Raleigh Relays (Mar 26-28, 2026)
2025	10:52.91	Jim Freeman / Clark Wood Open 2025 (Apr 25-26, 2025)

800 Meters (Indoors)
2026	2:18.98	Marshall Invitational (Feb 6- 7, 2026)
2025	2:26.57	Al Campbell Invitational (Jan 17, 2025)

1000 Meters (Indoors)
2026	2:59.88	Marshall Alumni Invitational (Jan 10, 2026)

Mile (Indoors)
2026	4:54.87	2026 MAC Indoor Track & Field Championships (Feb 27-28, 2026)
2025	5:09.28	Marshall Invitational (Feb 14-15, 2025)

3000 Meters (Indoors)
2025	10:01.30	GVSU Holiday Open (Dec 5, 2025)

5k (XC)
2025	17:55.6	Joe Piane Invitational Oct 3, 2025

6k (XC)
2025	21:50.8	NCAA Division I Great Lakes Region Cross Country Championships Nov 14, 2025