Charles St. John Fancourt (1804–1875) was an English Conservative politician who sat in the House of Commons from 1832 to 1837 and later a British colonial superintendent. At the 1832 general election Fancourt was elected as a Member of Parliament (MP) for Barnstaple. He held the seat until 1837. Fancourt was Superintendent of British Honduras from 1843 to 1851. Fancourt died at the age of 70.