Robert Clarke (1920–2005) was an American actor.

Robert, Rob, Bob, Bobby, or Bobbie Clarke may also refer to:

Arts and entertainment

• Bob Clarke (illustrator) (1926–2013), American illustrator for Mad magazine
• Bobbie Clarke (born Robert William Woodman, 1941–2014), English rock drummer
• Bob Carlos Clarke (1950–2006), Irish photographer
• Rob Clarke (musician), English musician

Politics and law

• Sir Robert Clarke, 2nd Baronet (1683–1746), British politician and lawyer
• Robert G. Clark Jr. (born 1928), African-American politician in Mississippi House of Representatives
• Rob Clarke (born 1967), Canadian politician and Royal Canadian Mounted Police officer

Sports

• Bob Clarke (baseball) (1903–1971), American Negro leagues baseball player
• Robert Clarke (cricketer) (1924–1981), English cricketer
• Bobby Clarke (footballer) (1941–2008), English footballer for Chester City and Witton Albion
• Bobby Clarke (born 1949), Canadian hockey player
• Robert Clarke (footballer) (born 1967), Liberian footballer

Others

• Robert Clarke (Dean of Tuam) (1717–1782), Irish Anglican priest
• Robert Clarke (inventor) (1816–1882), English inventor of the pennywhistle and manufacturer of tin whistles
• Robert Clarke (architect) (1819–1877), architect in Nottingham
• Robert Charles Clarke (1843–1904), architect in Nottingham
• Robert L. Clarke (born 1942), Comptroller of the Currency of the United States
• Robert Connell Clarke (born 1953), ethnobotanist specialist in cannabis evolution
• Bob Clarke (historian) (born 1964), English archaeologist and historian
• Robert Clarke (academic), Irish oncology researcher

Other uses

• Robert Clarke & Company, publisher and bookseller in Cincinnati, Ohio
• Bob Clarke Trophy, annual award given by Western Hockey League
• Bobby Clarke Trophy, annual award given by Philadelphia Flyers hockey team