Stjepan Poljak (born 17 November 1983) is a Croatian professional footballer who plays as a midfielder for NK Zagorec Krapina.
Poljak was born in Zabok, Croatia, SFR Yugoslavia.
He signed a three-year contract with Süper Lig club Eskià Âehirspor in July 2008.
In July 2012 Poljak signed a two-year contract with Azerbaijan Premier League side Simurq. Poljak made his debut on 4 August 2012 in a 1âÂÂ1 draw at home to Gabala, playing the full 90 minutes. His first goal for Simurq came in a 2âÂÂ0 away victory over Khazar Lankaran on 20 September 2012, finishing the season with 4 goals in 29 league games. Poljak signed a new one-year contract, with the option of a second year, with Simurq during the summer of 2014.