Tisdall is a surname. Notable people with the surname include:
Arthur Tisdall (1890–1915), British recipient of the Victoria Cross Bob Tisdall (1907–2004), Irish Olympic athlete Charles Edward Tisdall (1866–1936), Canadian mayor of Vancouver E.E.P. Tisdall (born 1907), British biographer Frederick Tisdall (1893–1949), Canadian pediatrician Jonathan Tisdall (born 1958), chess grandmaster Margaret Tisdall (1905–1979), Irish singer and pianist known by stage name Peggy Dell Sarah Tisdall (born 1960), British Foreign Office clerk jailed for leaking documents Simon Tisdall (born 1953) British journalist William Tisdale (born c. 1570), also spelled Tisdall, English musician and composer William St. Clair Tisdall (1859–1928), British historian and philologist
See also Tisdale (disambiguation)