Mihai Nistor (born 5 November 1990) is a Romanian boxer, a southpaw.
He competed in the men's super heavyweight event at the 2016 Summer Olympics.
He is best known for defeating Anthony Joshua at the super heavyweight division of 39th European Amateur Boxing Championships in 2011.He competed in semi-professional World Series of Boxing 2013 to 2018, representing Astana Arlans, Italia Thunder, and Fighting Roosters.