Daisuke Ohyama (大山 大介, Ōyama Daisuke, born December 22, 1981) is a Japanese actor appearing primarily in yakuza-themed works. Activity period seems to have begun in the early 2010s. He was born in Mitsukaidō City, Ibakari Prefecture (currently Jōsō City).

***Not to be confused with the eponymous actor Daisuke Ōyama (大山大介), who was active in the 1980s.