Filip Polášek (Slovak pronunciation: [ˈfilip ˈpɔlaːʂek]; born 21 July 1985) is a Slovak professional tennis player who specialises in doubles. He was forced to retire in 2013 due to health issues, but returned in 2018 and began the most successful phase of his career. Polášek won his first Grand Slam title at the 2021 Australian Open alongside Ivan Dodig, and also won the 2019 Cincinnati Masters and 2021 Indian Wells Masters, with Dodig and John Peers respectively. Polášek was the first Slovak man to reach, or win, a major doubles final, and also reached the semifinals at the 2019 Wimbledon Championships, 2020 Australian Open and 2021 US Open. He reached his highest doubles ranking of world No. 7 in February 2020, and has won 17 titles on the ATP Tour, qualifying for the ATP Finals in both