List of Famous people with last name Ringo

John Peters Ringo, better known as Johnny Ringo, was an American Old West outlaw loosely associated with the Cochise County Cowboys in frontier boomtown Tombstone, Arizona Territory. He took part in the Mason County War during which he committed his first murder. He was arrested and charged with murder, but escaped from jail shortly before his death. He was affiliated with Cochise County Sheriff Johnny Behan, Ike Clanton, and Frank Stilwell during 1881–1882. He got into a confrontation in Tombstone with Doc Holliday and was suspected by Wyatt Earp of having taken part in the attempted murder of Virgil Earp and the ambush and death of Morgan Earp. Ringo was found dead with a bullet wound to his temple. Modern writers have advanced various theories attributing his death to Wyatt Earp, Doc Holliday, Frank Leslie, and Michael O'Rourke.

John Ringo is an American science fiction and military fiction author. He has had several New York Times best sellers. His books range from straightforward science fiction to a mix of military and political thrillers. He has over seven million copies of his books in print, and his works have been translated into seven different languages.

Leonardo Ringo is an Indonesian radio announcer, songwriter, singer and music video director. He has worked in Indonesia's radio industry for more than two decades.