Maciej Kozak (10 December 1971 – 26 July 2015) was a Polish footballer who played as a goalkeeper.
Kozak spent the majority of his professional playing career with Lechia Gdańsk before having short spells in the US, UK and at lower league clubs in Poland.
After 3 years of playing in the youth team he made his Lechia debut on 4 March 1990 against GKS Jastrzębie.
In 1995 Lechia were involved in a merger with Olimpia Poznań creating the Olimpia-Lechia Gdańsk team.
After making 32 more league appearances he joined Gedania Gdańsk before stopping playing football.