Ethan Koreff
- Events
- Marathon · Half Marathon
Ethan Koreff is a United States long-distance runner. He competes primarily in the Semi, Marathon and 10MilesRoa.
His personal bests include 1:07:17 in the Semi, 2:19:36 in the Marathon and 51:19 in the 10MilesRoa. He is currently active on the international athletics circuit, representing United States.
Personal best · Marathon2:19:36
2023 season best2:23:50Jan 15, 2023 · Valley Cottage, NY
Personal best · Half Marathon1:07:17
Last competitionMcKirdy Micro - On the Cusp - MarathonOct 14, 2023 · 2:19:36
As of Oct 28, 2026: Marathon 2:19:36, Half Marathon 1:07:17, 2023 season best 2:23:50 (Jan 15, 2023, Valley Cottage, NY (USA)) · Last competition: McKirdy Micro - On the Cusp - Marathon, Oct 14, 2023, 2:19:36
Personal bests
WA points calculator →Progression
| Season | Discipline | Result | Wind | Date | Competitions |
|---|---|---|---|---|---|
| 2023 | Semi | 1:07:17 | – | Mar 25, 2023 | Project 13.1 |
| 2023 | Marathon | 2:23:50 | – | Jan 15, 2023 | Chevron Houston Marathon |
| 2022 | 10MilesRoa | 51:19 | – | May 1, 2022 | Philadelphia, PA (USA) |
| 2021 | Semi | 1:08:53 | – | Sep 25, 2021 | Valley Cottage, NY (USA) |
| 2020 | 4MilesRoad | 20:38 | – | Feb 22, 2020 | Al Gordon Brooklyn 4M, New York, NY |
| 2019 | Marathon | 2:30:36 | – | Nov 24, 2019 | AACR Philadelphia Marathon |