Maciej Muzaj (born 21 May 1994) is a Polish professional volleyball player who plays as an opposite spiker for Tokyo Great Bears and the Poland national team.

[1][2][3][4] He won the 2014 Polish Champion title with PGE Skra Bełchatów.

On 19 June 2015, he signed a contract with Jastrzębski Węgiel.

He replaced Michał Łasko, whose departure Jastrzębski Węgiel announced on the same day.