Sir Gilbert Thomas Carter (Sir Thomas Gilbert-Carter) KCMG (14 January 1848 – 18 January 1927) was an administrative officer in the Royal Navy and a colonial official for the British Empire. Starting as a Collector of Customs for the Gold Coast, he then became a Treasurer of the Gold Coast and the Gambia. Moving on to colonial administration, he started as the Administrator for the Gambia, where he dealt with the aggression of the native king of Gambia.