Kieran O'Connor

Kieran O'Connor

United StatesUnited States
Events
Half Marathon · Marathon

Kieran O'Connor is a United States long-distance runner. He competes primarily in the Semi, Marathon and 15Kilometr.

His personal bests include 1:04:39 in the Semi, 2:20:48 in the Marathon, 46:49 in the 15Kilometr and 50:31 in the 10MilesRoa. He is currently active on the international athletics circuit, representing United States.

Personal best · Half Marathon1:04:39
2020 season best2:23:57Feb 29, 2020 · Atlanta, GA
2020 season best
Personal best · Marathon2:20:48
Last competitionUSA Olympic Team Trials MarathonFeb 29, 2020 · 2:23:57
USA Olympic Team Trials Marathon

As of Nov 13, 2026: Half Marathon 1:04:39, Marathon 2:20:48, 2020 season best 2:23:57 (Feb 29, 2020, Atlanta, GA (USA)) · Last competition: USA Olympic Team Trials Marathon, Feb 29, 2020, 2:23:57

Personal bests

WA points calculator →
DisciplineResultAll-time
SemiPA 2015United States Half Marathon all-time list1:04:391,007 pts–
MarathonMN 2015United States Marathon all-time list2:20:48944 pts–
15KilometrNY 201446:49–
10MilesRoaDC 201450:31–

Progression

SeasonDisciplineResultWindDateCompetitions
2020Marathon 2:23:57–Feb 29, 2020USA Olympic Team Trials Marathon
201810MilesRoa 52:11–Apr 22, 2018Alexandria, VA (USA)
2018Marathon 2:18:53–Dec 2, 2018Sacramento US Marathon Championships
201710MilesRoa 52:06–Apr 2, 2017Washington, DC (USA)
2017Semi 1:09:39–Mar 11, 2017–
2017Marathon 2:28:07–Oct 22, 2017Washington, DC (USA)
2016Marathon 2:21:37–Feb 13, 2016U.S. Olympic Marathon Team Trials
2015Semi 1:04:39–Oct 31, 2015Philadelphia, PA (USA)
FAQ

Frequently asked questions

Kieran O'Connor's Half Marathon personal best is 1:04:39, set on Oct 31, 2015 in Philadelphia, PA (USA).

Kieran O'Connor competes in the Half Marathon and Marathon.

2020 season best: 2:23:57, set on Feb 29, 2020 in Atlanta, GA (USA). Last competition: USA Olympic Team Trials Marathon on Feb 29, 2020, 2:23:57.