List of Famous people with last name Harney

William Selby Harney was a Tennessee-born cavalry officer in the US Army, who became known during the Indian Wars and the Mexican–American War. One of four general officers in the US Army at the beginning of the American Civil War, he was removed from overseeing the Department of the West because of his Confederate sympathies early in the war although he kept Missouri from joining the Confederacy. Under President Andrew Johnson, he served with on the Indian Peace Commission, negotiating several treaties before spending his retirement partly in St. Louis and partly trading reminiscences with Jefferson Davis and Ulysses S. Grant in Mississippi.

Mary Harney is an Irish former politician and the current Chancellor of the University of Limerick.

Michael John Harney is an American actor of film, television, and theater. He is best known for starring on the Netflix original series Orange Is the New Black as Corrections Officer Sam Healy. In 2019, he had a recurring role in the Apple TV+ series For All Mankind.