Paul Mayer

Paul Mayer may refer to:

• Paul Mayer (activist) (1931–2013), American peace activist
• Paul Mayer (zoologist) (1848–1923), German zoologist known for study of marine life
• Paul Augustin Mayer (1911–2010), German cardinal of the Roman Catholic Church
• Paul Avila Mayer (1928–2009), American television writer and producer