Frank Barnes

Frank Barnes may refer to:


 * Frank Barnes (left-handed pitcher) (1900–1967), American baseball pitcher
 * Frank Barnes (right-handed pitcher) (1926–2014), African American baseball pitcher
 * Frank Barnes (actor) (1875–after 1949), American actor
 * Frank Barnes (politician) (1904–1952), Australian politician
 * Frank C. Barnes (1918–1992), American lawyer, author and cartridge designer