Marybeth Chelanga
United StatesActive- Born
- Sep 5, 1989 (37 years old)
- Events
- Half Marathon · Marathon
Marybeth Chelanga is a United States long-distance runner, born on September 5, 1989. She competes primarily in the 5000m, 10000m and Semi.
Her personal bests include 16:19.25 in the 5000m, 33:59.23 in the 10000m, 1:11:32 in the Semi, 2:33:33 in the Marathon and 52:36 in the 15Kilometr. She is currently active on the international athletics circuit, representing United States.
Personal best · Half Marathon1:11:32
2026 season best2:36:45Apr 20, 2026 · Boston, MA
Personal best · Marathon2:33:33
Last competitionBoston MarathonApr 20, 2026 · 2:36:45
As of Nov 15, 2026: Half Marathon 1:11:32, Marathon 2:33:33, 2026 season best 2:36:45 (Apr 20, 2026, Boston, MA (USA)) · Last competition: Boston Marathon, Apr 20, 2026, 2:36:45 · 37 years old
Personal bests
WA points calculator →DisciplineResultAll-time2026
15KilometrNY 202252:36––
10KilometrSC 202235:00––
Progression
| Season | Discipline | Result | Wind | Date | Competitions |
|---|---|---|---|---|---|
| 2026 | Marathon | 2:36:45 | – | Apr 20, 2026 | Boston Marathon |
| 2025 | 8Kilometre | 29:10 | – | Jul 19, 2025 | Crazy 8s 8K Run |
| 2024 | 5000m | 16:26.61 | – | Apr 19, 2024 | Mt. SAC Relays, Hilmer Lodge Stadium, Walnut, CA - Elite Event |
| 2024 | Semi | 1:11:32 | – | Jan 14, 2024 | Aramco Houston Half Marathon |
| 2024 | Marathon | 2:33:33 | – | Feb 3, 2024 | U.S. Olympic Team Trials - Marathon |
| 2023 | 10000m | 33:59.23 | – | Mar 4, 2023 | The TEN |
| 2023 | 12Kilometr | 41:45 | – | May 7, 2023 | Lilac Bloomsday Run |
| 2022 | 5000m | 16:19.25 | – | Jun 11, 2022 | Portland Track Festival |