Charles Hoare may refer to:
- C. A. R. Hoare (born 1934), British computer scientist
- Charles Hoare (Kent cricketer) (1847–1908)
- Charles Hoare (Surrey cricketer) (1819–1869)
- Charles Hoare of the Hoare baronets
- Charles James Hoare (1781–1865), evangelical Church of England clergyman, archdeacon of Surrey