Teasdale is a surname. Notable people with the surname include:George Teasdale (1831–1907), English Mormon apostle and missionary Graham Teasdale, Australian rules football player Harvey Teasdale (1817–1904), English circus clown John D. Teasdale, British researcher in cognition and brain therapy Joseph P. Teasdale (1936–2014), American politician from Missouri; governor of Missouri 1977–81 Kat Teasdale (1964–2016), Canadian auto racing driver Keith Teasdale, English former cricketer Lucille Teasdale-Corti (1929–1996), Canadian physician and international aid worker Mike Teasdale, Scottish footballer Noel Teasdale, Australian rules football player Sara Teasdale (1884–1933), American poet Verree Teasdale (1903–1987), American radio and film actress Washington Teasdale (1830-1903), British engineer, photographer and inventor Wayne Teasdale (1945–2004), American Roman Catholic monk, teacher, and activist
