Oleg Sergeyevich Kulkov (Russian: Олег Сергеевич Кульков; born March 6, 1978, in Verkhnyaya Pyshma)[1] is a Russian marathon runner.
He won the Zurich Marathon in 2008, recording a personal best time of 2:11:15.[2] This qualified him to represent Russia at the 2008 Summer Olympics and he finished 29th overall in the marathon at the 2008 Beijing Games.[1] He improved his best to 2:10:13 with a second-place finish in Zurich and went on to take 20th place at the 2009 World Championships in Athletics. The following year, he was fifteenth in the European Marathon Championship race.[3]
He equalled his personal best time at the 2011 Seoul International Marathon, taking third place behind Abderrahim Goumri and Jeong Jin-Hyeong.[4] That October, he ran another race in Korea, the Gyeongju International Marathon, and finished in fifth place.[5]