Michał Oleksiejczuk (born February 22, 1995) is a Polish mixed martial artist. A professional competitor since 2014, he was the former Thunderstrike Fight League Light heavyweight champion in Poland. He currently competes in the middleweight division of the Ultimate Fighting Championship.
Background
Michal played handball before finding martial arts. Oleksiejczuk has a younger brother, Cezary, who is also a professional mixed martial artist.