Robert Mayer may refer to:

• Robert Mayer (ice hockey) (born 1989), Swiss ice hockey goaltender
• Robert Mayer (philanthropist) (1879–1985), German-born British philanthropist
• Robert Mayer (politician) (born 1957), president pro tem of the Missouri Senate
• Robert A. Mayer (1933–2008), director of George Eastman House
• Robert Mayer (journalist), author of the novel Superfolks (1977)
• Bob Mayer (author) (born 1959)
• Julius Robert von Mayer (1814–1878), German physician and physicist, and one of the founders of thermodynamics

• Robert Mayer – der Arzt aus Heilbronn, a 1955 East German film
• Haldane Robert Mayer (born 1941), Senior United States Circuit Judge of the United States Court of Appeals for the Federal Circuit

Topics referred to by the same term

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