Photo: Luzifiga—CC BY-SA 4.0
Joyciline Jepkosgei
KenyaActive- Born
- Dec 28, 1993 (32 years old)
- Birthplace
- Kenya, Kenya
- Events
- Marathon · 10 Kilometres Road
Joyciline Jepkosgei is a Kenyan female long-distance runner who competes over distances from 10,000 metres to the marathon. She is the former half marathon world record holder in contests with mixed-gender fields with her personal best of 64:51 minutes, and additionally the former world record holder in the 10 km with 29:43 minutes.
She was a bronze medallist over 10,000 m at the African Championships in Athletics in 2016. Jepkosgei ran a world record for the half marathon of 1:04:52 at the Prague Half Marathon in April 2017, becoming the first woman ever to break 65 minutes.
She also unofficially broke the IAAF-ratified records for 10 km, 15 km and 20 km along the way, breaking a total of four world records in a single event. She became the first Kenyan ever to break six world records in six months.
As of Oct 31, 2026: Marathon 2:14:00 (#14 all-time), 10 Kilometres Road 29:43, 2026 season best 2:15:55 (Apr 26, 2026, London (GBR)) · Last competition: Cardiff Half Marathon, Oct 4, 2026, 1:05:40 · National record (20 Kilometres Road) · 32 years old
Personal bests
WA points calculator →Progression
| Season | Discipline | Result | Wind | Date | Competitions |
|---|---|---|---|---|---|
| 2026 | 5000m | 15:58.76 | – | Jun 10, 2026 | Kenya Defence Forces Track and Field Championships |
| 2026 | 10000m | 33:09.38 | – | Jun 12, 2026 | Kenya Defence Forces Track and Field Championships |
| 2026 | Semi | 1:05:40 | – | Oct 4, 2026 | Cardiff Half Marathon |
| 2026 | Marathon | 2:15:55 | – | Apr 26, 2026 | TCS London Marathon |
| 2025 | 5000m | 15:23.6h | – | Jun 11, 2025 | Kenya Defecnce Forces Track and Field Championships |
| 2025 | 10Kilometr | 30:41 | – | Oct 5, 2025 | tRUNsylvania International 10K Brasov, Brasov |
| 2025 | 10000m | 33:35.00 | – | Jun 12, 2025 | Kenya Defecnce Forces Track and Field Championships |
| 2025 | CrossCount | 35:02 | – | Feb 8, 2025 | Kenyan Cross Country Championships, Nairobi - XC 2.0km |