Johnny Ringo is an American Western television series starring Don Durant that aired on CBS from October 1, 1959, until June 30, 1960. It is loosely based on the life of the notorious gunfighter and outlaw Johnny Ringo, also known as John Peters Ringo or John B. Ringgold, who tangled with Wyatt Earp, Doc Holliday, and Buckskin Franklin Leslie.

San Francisco businessman Harry Graham and his wife and business partner, Eve, are in the process of adopting a child. When private investigator Mr. Jordan uncovers the fact that Graham has another wife, Phyllis, and a small child in Los Angeles, he confesses everything.

A young woman is hired to take care of an eerie old mansion, where she finds herself entangled with an enigmatic murderer.