Polák is a surname. Notable people with the name include:
Jakub Polák (1952-2012), a Czech anarchist and Roma rights activist
Jan Polák (born 1981), a Czech international footballer
Jan Polák (born 1989), a Czech football defender
Roman Polák (born 1986), a Czech professional ice hockey defenceman
Vojtěch Polák (born 1985), a Czech ice hockey left wing under contract