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Zdeněk Kolář (Czech pronunciation: [ˈzdɛɲɛk ˈkolaːr̝̊]; born 9 October 1996) is a Czech tennis player. Kolář has a career high ATP singles ranking of World No. 111 achieved on 13 June 2022. He also has a career high doubles ranking of World No. 110 achieved on 1 August 2022.