Mary Rushton Barkas (7 September 1889 – 17 April 1959) was a psychiatrist, physician and author from New Zealand.

[5] In 1922, Barkas travelled to Vienna to study for a graduate diploma, where she worked under Otto Rank.

[2][6] In 1923, Barkas was one of four full-time psychiatrists employed at the newly opened Maudsley Hospital, and she worked there until 1927.

[2][3][8] In 1937, she wrote the feminist book Wages for Wives, which challenged the stereotypical views of working women in New Zealand.

[11] In the same year, she was one of 15 psychologists who provided references for Arthur Segal's application for a British work permit.