Gergely Madarász (born 1 October 1994) is a Hungarian tennis player. Madarász has a career high ATP singles ranking of 443 achieved on 25 July 2022. He also has a career high ATP doubles ranking of 630, achieved on 27 December 2021. Madarász has won 1 ITF singles and 2 doubles title. Madarász has represented Hungary at Davis Cup, where he has a win–loss record of 3–0.