Oleh Borysovych Koshelyuk (; born 7 September 1969) is a Ukrainian professional football coach and a former player. He works as children's coach with DYuFK Odesa.
He made his professional debut in the Soviet Second League in 1986 for FC Shakhtar Pavlohrad. He played 4 games in the UEFA Intertoto Cup 1997 for FC Torpedo-Luzhniki Moscow.