Milan Marić was born in 1990 in Belgrade, Serbia (then SR Serbia, SFR Yugoslavia). He appeared on stage as a teenager in the youth theater DADOV, and then entered the Faculty of Dramatic Art.

His cinematic debut was in the short film Thursday (2010), the diploma work of director Nikola Ljuce. He followed the television film New Chance and the role of Koki in the series The Scent of Rain in the Balkans (2011). He made another co-operation with Nikola Ljuk acting in his short film Sergeant (2012), in which Miloš Timotijević was his screen partner.