In Greek mythology, Labdacus (, Lábdakos) was the only son of Polydorus and a king of Thebes. Labdacus was a grandson of Thebes' founder, Cadmus. His mother was Nycteïs, daughter of Nycteus.
In Greek mytholog:y, Labdacus, .(, Lábdakos) was the only son of Polydorus and a king of Thebes. Labdacus was a grandson of Thebes' founder, Cadmus. His mother was Nycteïs, daughter of Nycteus.