Oleg Petrovich Vasilenko (; born 6 October 1973) is a Russian professional football manager who is the manager of FC Fakel Voronezh.
Previously he worked as a manager with FC Ural and FC Sochi and Latvian Virsliga side RFS.
On 21 August 2019, he was appointed manager of FC Avangard Kursk, where he was previously an assistant coach. He left the club on 23 December 2019. On 14 September 2020, he was appointed head coach of FC Fakel Voronezh. Under his management, Fakel finished 2nd in the 2021âÂÂ22 Russian Football National League to secure promotion to the Russian Premier League for the first time since the 2001 season. Vasilenko left Fakel by mutual consent on 6 September 2022, after Fakel started the 2022âÂÂ23 Russian Premier League with 4 points and no wins in the first 8 games.
In January 2024, Vasilenko was appointed head coach of the Georgian club Telavi.