Richard Honeck (January 5, 1879 – December 28, 1976) was an American murderer who served one of the longest custodial sentences ever to terminate in a prisoner's release in American criminal history. Jailed in November 1899 for the murder of a former school friend, Honeck was paroled from Southern Illinois Penitentiary in Chester, Illinois on 20 December 1963, having completed 64 years and one month of his life sentence, and served a total of 23,418 days in jail.