Ann Foster Newmarch (9 June 1945 – 13 January 2022) OAM, known as "Annie", was a South Australian painter, printmaker, sculptor and academic, with an international reputation, known for her community service to art, social activism and feminism. She co-founded the Progressive Art Movement and the Women's Art Movement (WAM) in Adelaide, and is especially known for her iconic 1978 colour screenprint piece titled Women Hold Up Half the Sky!.