Judge Ryan may refer to:

Harold L. Ryan (1923–1995), judge of the United States District Court for the District of Idaho Harold M. Ryan (1911–2007), judge of the Third Judicial Circuit Court of Michigan James L. Ryan (born 1932), judge of the United States Court of Appeals for the Sixth Circuit Margaret A. Ryan (born 1964), judge of the United States Court of Appeals for the Armed Forces Sylvester J. Ryan (1896–1981), judge of the United States District Court for the Southern District of New York

See also Justice Ryan (disambiguation)