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Charlotte Whitton
Charlotte Elizabeth Whitton (March 8, 1896 – January 25, 1975) was a Canadian feminist and mayor of Ottawa. She was the first woman mayor of a major city in Canada, serving from 1951 to 1956 and again from 1960 to 1964. Whitton was a Canadian social policy pioneer, leader and commentator, as well as a journalist and writer.
Source: Wikipedia