Frank Lorimer Mayo (June 28, 1889 – July 9, 1963)[1] was an American actor.

He was born in New York City, the grandson of famous stage actor Frank M. Mayo,[2] and he died in Laguna Beach, California, from a heart attack.

Frank Mayo's first wife was Joyce Eleanor Moore.

The marriage was annulled in August 1926 because divorce decree of Frank Mayo and Joyce Moore was never written.

Mayo was buried at the Forest Lawn, Hollywood Hills Cemetery in Los Angeles.