Brigid Jepchirchir Kosgei is a Kenyan long-distance runner who specialises in the marathon. She won the 2018 and 2019 Chicago Marathons, the 2019 and 2020 London Marathons and the 2021 and 2026 Tokyo Marathons. Kosgei was the marathon world record holder for women running in a mixed-sex race, with a time of 2:14:04 achieved on 13 October 2019 at the Chicago Marathon. She won the silver medal in the marathon event at the 2020 Tokyo Olympics. Brigid Kosgei (Kenya) set the women's marathon world record of 2:14:04 in Chicago Marathon on October 13, 2019. It stood 3.9 years, until Tigst Assefa's 2:11:53 on September 24, 2023. Wiki link