Blankley is a surname. Notable people with the surname include:
Eric Blankley (1910–1954), English cricketer George Blankley (1918–2016), coach at Boise Junior College during the mid-20th century Tony Blankley (died 2012), U.S. political analyst and commentator
See also The Man from Blankley's, 1903 play by F. Anstey made into a 1930 film