Tomáš Macháč (Czech pronunciation: [ˈtomaːʃ ˈmaxaːtʃ]; born 13 October 2000) is a Czech professional tennis player. He achieved his career-high Association of Tennis Professionals (ATP) singles ranking of world No. 98 in 28 November 2022 and doubles ranking of world No. 427 in August 2022.He is currently the No.2 Czech player.