Karen Gennadyevich Oganyan (; born 25 June 1982) is a Russian former professional footballer.
Oganyan made his debut in the Russian Premier League in 2001 for FC Torpedo Moscow. He has also played in the Premier League with FC Torpedo-Metallurg Moscow and FC Alania Vladikavkaz. Oganyan made four appearances for FC Metalist Kharkiv in the Ukrainian Premier League.