John Mullen may refer to: John Mullen (catcher), baseball player John Mullen (baseball executive) (died 1991) John J. Mullen (American football), football coach John J. Mullen (mayor), politician John Joseph Mullen, member of the Queensland Legislative Council John Kernan Mullen, Irish-American businessman, philanthropist John A. Mullen, American judge See also Jack Mullens (John Michael Mullens, 1896–1978), Australian politician John McMullen (disambiguation)