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2024 - Outdoor

400 Meter Dash

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World of Warcraft
May 09-11, 2024
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Grand Theft Auto 5
Apr 12, 2024
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Super Mario Brothers
Apr 10, 2024

800 Meter Run

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World of Warcraft
May 22-24, 2024
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Assassins Creed
May 14-18, 2024
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GoldenEye for N64
May 14-18, 2024
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The Legend of Zelda: Breath of the Wild
May 09-11, 2024
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Super Mario Brothers
May 03, 2024
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The Legend of Zelda: Breath of the Wild
Apr 25-26, 2024
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Assassins Creed
Apr 22, 2024
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Super Mario Brothers
Apr 13, 2024
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Super Mario Brothers
Apr 06, 2024

1600 Meter Run

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The Legend of Zelda: Breath of the Wild
May 31 - Jun 01, 2024
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Super Mario Brothers
May 22-24, 2024
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Assassins Creed
May 14-18, 2024
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Counter Strike Global Offensive
May 03, 2024
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Assassins Creed
Apr 06, 2024

2024 - Indoor

800 Meter Run

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The Legend of Zelda: Breath of the Wild
Feb 16, 2024
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Counter Strike Global Offensive
Jan 28, 2024

2023 - CC

2 Mile Run

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The Legend of Zelda: Breath of the Wild
Aug 17, 2023

5000 Meter Run

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World of Warcraft
Nov 12, 2023
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Assassins Creed
Nov 04, 2023
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Super Mario Brothers
Oct 28, 2023
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Super Mario Brothers
Oct 21, 2023
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The Elder Scrolls: Skyrim
Oct 14, 2023
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GoldenEye for N64
Sep 30, 2023
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The Elder Scrolls: Skyrim
Sep 23, 2023
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GoldenEye for N64
Sep 09, 2023
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Assassins Creed
Sep 02, 2023
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The Elder Scrolls: Skyrim
Aug 26, 2023

2023 - Outdoor

400 Meter Dash

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World of Warcraft
May 16-20, 2023
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The Legend of Zelda: Breath of the Wild
May 16-20, 2023
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Assassins Creed
May 10-13, 2023
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GoldenEye for N64
May 10-13, 2023
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World of Warcraft
May 05, 2023
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Super Mario Brothers
Apr 14, 2023

800 Meter Run

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The Legend of Zelda: Breath of the Wild
Apr 28, 2023
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Counter Strike Global Offensive
Apr 07-08, 2023

2023 - Indoor

400 Meter Dash

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World of Warcraft
Feb 18, 2023
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GoldenEye for N64
Feb 05, 2023
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Counter Strike Global Offensive
Jan 29, 2023

2022 - CC

2 Mile Run

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The Elder Scrolls: Skyrim
Aug 12, 2022

5000 Meter Run

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The Elder Scrolls: Skyrim
Nov 12-13, 2022
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The Legend of Zelda: Breath of the Wild
Nov 05, 2022
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The Elder Scrolls: Skyrim
Oct 29, 2022
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Assassins Creed
Oct 22, 2022
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GoldenEye for N64
Oct 15, 2022
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GoldenEye for N64
Oct 01, 2022
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Assassins Creed
Sep 17, 2022
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Counter Strike Global Offensive
Sep 10, 2022
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Assassins Creed
Sep 03, 2022
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World of Warcraft
Aug 26, 2022

2022 - Outdoor

400 Meter Dash

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World of Warcraft
May 12-14, 2022
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The Elder Scrolls: Skyrim
May 12-14, 2022
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The Legend of Zelda: Breath of the Wild
May 06, 2022

800 Meter Run

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GoldenEye for N64
May 17-21, 2022
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Assassins Creed
May 17-21, 2022
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Super Mario Brothers
Apr 28-29, 2022

1600 Meter Run

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World of Warcraft
May 04, 2022

2022 - Indoor

400 Meter Dash

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Super Mario Brothers
Mar 04, 2022
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World of Warcraft
Feb 19, 2022
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Super Mario Brothers
Jan 23, 2022

2021 - CC

2.x Mile Run (CC Short Course)

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The Elder Scrolls: Skyrim
Sep 25, 2021

5000 Meter Run

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Super Mario Brothers
Nov 14, 2021
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Counter Strike Global Offensive
Oct 30, 2021
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Grand Theft Auto 5
Oct 23, 2021
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The Elder Scrolls: Skyrim
Oct 16, 2021
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Assassins Creed
Oct 02, 2021
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The Legend of Zelda: Breath of the Wild
Sep 11, 2021
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World of Warcraft
Aug 27, 2021
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Counter Strike Global Offensive
Aug 21, 2021

2021 - Outdoor

400 Meter Dash

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Counter Strike Global Offensive
May 03, 2021
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The Legend of Zelda: Breath of the Wild
Apr 20, 2021
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Assassins Creed
Apr 07, 2021

800 Meter Run

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Grand Theft Auto 5
May 18-22, 2021
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World of Warcraft
May 18-22, 2021
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Assassins Creed
May 15, 2021
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The Elder Scrolls: Skyrim
May 07, 2021
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World of Warcraft
Apr 16, 2021
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The Elder Scrolls: Skyrim
Apr 10, 2021

1600 Meter Run

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Counter Strike Global Offensive
May 07, 2021
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Super Mario Brothers
Apr 28, 2021
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Counter Strike Global Offensive
Apr 12, 2021

2020 - CC

5000 Meter Run

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The Legend of Zelda: Breath of the Wild
Oct 31, 2020
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Counter Strike Global Offensive
Oct 24, 2020
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Super Mario Brothers
Oct 17, 2020
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The Legend of Zelda: Breath of the Wild
Oct 10, 2020
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World of Warcraft
Oct 03, 2020
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World of Warcraft
Sep 26, 2020
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World of Warcraft
Sep 12, 2020
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Super Mario Brothers
Sep 05, 2020
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World of Warcraft
Sep 02, 2020
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Assassins Creed
Aug 29, 2020

2018 - CC

3200 Meter Run

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Grand Theft Auto 5
Oct 20, 2018
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World of Warcraft
Oct 06, 2018
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World of Warcraft
Sep 08, 2018

Latest Videos All Videos

Latest News All News

2024 Indoor Rankings
OH National
800m 2:23.46 999th 999th
2024 Outdoor Rankings
OH National
1600m 5:05.04 999th 999th
400m 1:02.64 999th 999th
800m 2:18.44 999th 999th

See where Mairin O'Brien ranks.

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College Progression Tracker

Your 1600m performance is better than XX% of Division I athletes when they were Senior in high school.

Personal Records High School
Outdoor
400 Meter Dash 59.47
800 Meter Run 2:18.44
1600 Meter Run 5:05.04
Indoor
400 Meter Dash 59.14
800 Meter Run 2:23.46
CC
2 Mile Run 12:22.00
2.x Mile Run (CC Short Course) 18:57.86
5000 Meter Run 18:43.79
Personal Records Middle School
CC
3200 Meter Run 12:55.00