Crawford Vaughan (14 July 1874 – 15 December 1947) was an Australian politician, and the Premier of South Australia from 1915 to 1917. He was a member of the South Australian House of Assembly from 1905 to 1918, representing Torrens (1905–1915) and Sturt (1915–1918). Elected for the United Labor Party, he served as Treasurer in the Verran government, succeeded Verran as Labor leader in 1913, and was elected Premier after the Labor victory at the 1915 state election.