Charles Grey may refer to:

• Charles Grey, 7th Earl of Kent (1540s–1623), Lord Lieutenant of Bedfordshire
• Charles Grey, 1st Earl Grey (1729–1807), British Army general
• Charles Grey, 2nd Earl Grey (1764–1845), British Prime Minister, after whom Earl Grey tea is named
• Sir Charles Edward Grey (1785–1865), British Member of Parliament for Tynemouth and North Shields, then Governor of Barbados, 1841–1846
• Charles Grey (British Army officer) (1804–1870), British Army general, Member of Parliament for Wycombe, and Private Secretary to Prince Albert and Queen Victoria
• Charles Grey (mayor) (1859–1925), New Zealand businessman and mayor of Auckland City
• C. G. Grey (1875–1953), English aviation writer
• Charles Grey, 5th Earl Grey (1879–1963), English nobleman
• Charles Gossage Grey (1894–1987), American World War I flying ace
• Charles Grey (politician) (1903–1984), British Member of Parliament for Durham, 1945–1970
• Edwin Charles Tubb (1919–2010), British writer who used Charles Grey as a pseudonym

• Charles Grey (The Unit), fictional character in United States television series The Unit
• Colonel White, a character in the TV series Captain Scarlet whose "real" name is Charles Grey

• Charles Gray (disambiguation)