Charles Dunbar may refer to:
Charles Dunbar (Royal Navy officer) (1849–1939), British admiral Charles Dunbar (British Army officer) (1919–1981), British general Charles Davidson Dunbar (1870–1939), pipe major
Charles Franklin Dunbar (1830–1900), American economist Charles Franklin Dunbar (diplomat) (born 1937), American diplomat Charles O. Dunbar (1871–1939), American newspaper publisher and politician in California