Jex-Blake is a surname. Notable people with the surname include: Arthur John Jex-Blake (1873–1957), British physician Henrietta Jex-Blake (1862–1953), British violinist Katharine Jex-Blake (1860–1951), British classicist Sophia Jex-Blake (1840–1912), British physician, teacher and feminist Thomas Jex-Blake (1832–1915), British Anglican priest and educationalist
See also Jex Blake (surname)