Katharine Benedicta Trotter Claypole (1846– 6 October 1901) was a British born American suffragist and author. She was secretary of the Ohio Woman Suffrage Association and a collaborator in the work of her husband, naturalist and geologist Edward W. Claypole. Katharine Claypole was described as 'the founder... of organized woman's work' at Buchtel College (now the University of Akron).