Robert Barnett

• Robert Barnett (lawyer), American lawyer
• Robert Barnett (scholar), British scholar of Tibet
• Robert S. Barnett, Pennsylvania politician
• Bobby Barnett (musician), see 1968 in country music
• Bobby Barnett (horse trainer), in Super Derby
• Bobby Barnett (American football), see List of Buffalo Bills players
• Bob Barnett, fictional character from Home and Away
• T-Mo, American rapper, born Robert Barnett
• Robby Barnett, American choreographer