Kelly O'Brien

Kelly O'Brien

United StatesUnited States
Events
1500 m · Mile

Kelly O'Brien is a United States sprinter. She competes primarily in the 400m, 800m and 1500m.

Her personal bests include 60.57 in the 400m, 2:12.29 in the 800m, 4:24.46 in the 1500m, 4:47.14 in the Mile and 10:04.77 in the 3000m. She is currently active on the international athletics circuit, representing United States.

Personal best · 1500 m4:24.46
2025 season best2:18.43Jan 31, 2025
2025 season best
Personal best · Mile4:47.14
Last competitionThe Circuit ChicagoJan 31, 2025 · 5:06.37
The Circuit Chicago

As of Nov 14, 2026: 1500 m 4:24.46, Mile 4:47.14, 2025 season best 2:18.43 (Jan 31, 2025) · Last competition: The Circuit Chicago, Jan 31, 2025, 5:06.37

Personal bests

WA points calculator →
DisciplineResultAll-time
400mIL 2018United States 400 m all-time list60.57818 pts–
800mVA 2017United States 800 m all-time list2:12.29953 pts–
1500mCA 2018United States 1500 m all-time list4:24.461,017 pts–
MileWA 2016United States Mile all-time list4:47.14999 pts–
3000mIndoorMI 201910:04.77918 pts–
3000m2019United States 3000 m all-time list10:04.77900 pts–

Progression

SeasonDisciplineResultWindDateCompetitions
2025800m-short-track Indoor2:18.43–Jan 31, 2025The Circuit Chicago
2025mile-short-track Indoor5:06.37–Jan 31, 2025The Circuit Chicago
20215000m 17:05.49–May 29, 2021Griswold Stadium, Portland, OR (USA)
202110Kilometr 36:05–Apr 11, 2021Des Moines, IA (USA)
2019800m 2:16.78–Apr 6, 2019Lisle, IL (USA)
20191500m 4:25.59–Apr 19, 2019Azusa, CA (USA)
2019Mile Indoor4:48.65–Feb 8, 2019Allendale, MI (USA) (i)
2019Mile 4:48.65–Feb 8, 2019–
FAQ

Frequently asked questions

Kelly O'Brien's 1500 m personal best is 4:24.46, set on May 12, 2018 in Los Angeles, CA (USA).

Kelly O'Brien competes in the 1500 m and Mile.

2025 season best: 2:18.43, set on Jan 31, 2025. Last competition: The Circuit Chicago on Jan 31, 2025, 5:06.37.