Minerva Ellen Reid (20 October 1871 – 28 April 1957) was a teacher, medical doctor, and politician in Toronto, Ontario, Canada.

In 1915, Reid became the chief of surgery at Toronto's Women's College Hospital, making her the first woman to hold such a position in North America.

[2] After obtaining her teaching certificate she moved to Tillsonburg, Ontario to live with her brother John Buchanan Reid (13 July 1861 - 14 May 1931) who was also a doctor.

[4] When she arrived at the medical school in Dublin on a dark evening she was met by the house doctor who had no idea what to do with this young woman seeking education at the wholly male institution.

[9] Reid was active in the Suffragette cause, and led several rallies to support the establishment of Sunnybrook Hospital for the care of men wounded in the war.