• Les Roberts (radio host), Christian radio host whose real name is Rob Green
• Rob Green (film director), film director
• Robert Green (b. 1980), English footballer
• Robert A. Green (1892–1973), U.S. Representative from Florida
• Robert Green (football player), American football player
• Robert Francis Green (1861–1946), Canadian businessman and Member of Parliament
• Robert Stockton Green (1831–1895), 27th Governor of New Jersey and member of the U.S. House of Representative
• Spice 1 (b. 1970), rapper born Robert L. Green, Jr.

See also:

• Robert-Jay Green, American psychologist
• Robert Green Ingersoll (1833–1899), American political leader and orator
• Robert Greene (disambiguation)