Robert Ayres

Robert Ayres may refer to:

• Robert M. Ayres (1898–1977), American architect
• Robert Ayres (actor) (1914–1968), American actor
• Robert Ayres (scientist) (1932–2023), American-born scientist
• Bob Ayres (rugby league) (1914–1993), British rugby league player
• Bob Ayres (born 1953), American businessman