Daniel Windahl (born 20 July 1996) is a Swedish tennis player. Windahl has a career high ATP singles ranking of 825 achieved on 8 September 2014. He also has a career high ATP doubles ranking of 618, achieved on 16 May 2016. Windahl has won 2 ITF doubles titles. Windahl has represented Sweden at Davis Cup, where he has a win–loss record of 0–2.