Madonna Schacht (born 1940s) is an Australian former tennis player.

Active on tour in the 1960s, Schacht grew up in Gympie, Queensland and attended St Patrick's College.

[1] Schacht went on her first overseas tour in 1962, reaching the round of 16 at Wimbledon on her first attempt.

Schacht was involved in a high-profile custody battle in the 1970s with her former husband Dr Rudi Weber, a Monash University physicist.

[3] Weber, from whom she was separated, had taken her infant son to live with him in Europe.