John Carter Cash (born March 3, 1970) is an American country singer-songwriter, author and producer. He is the only child of Johnny Cash and June Carter Cash. He has four half-sisters from his father's first marriage to Vivian Liberto: Rosanne, Kathy, Cindy, and Tara Cash. He also has two half-sisters from his mother's previous marriages: Carlene Carter (from June's marriage to singer Carl Smith), and the late Rosie Nix Adams (from June's marriage to Edwin "Rip" Nix).