Upon her return, Marangach doused her in petrol and set her ablaze, leading to severe burns across her body.
A spokesperson at Moi Teaching and Referral Hospital in Eldoret city, Owen Menach, confirmed Cheptegei’s death on Thursday.
Rebecca Cheptegei, who took part in the marathon at the Paris Olympics, died after her boyfriend allegedly set her on fire.
Rebecca Cheptegei was attacked by her ex-boyfriend.