Irus. The beggar in the Odyssey who boxes with Odysseus.
Isis. Egyptian Goddess, sometimes identified with Io.
Ismenus. The river of Thebes.
Isocrates. 436-338 B.C. The greatest of Greek oratorical writers and teachers, but debarred from speaking by timidity and a weak voice.
Ixīon. King of the Lapithae, admitted by Zeus to the table of the Gods; his story will be found in Dialogues of the Gods, vi.
Labdacids. Laïus, Oedipus, Eteocles and Polynices, Antigone and Ismene, the subjects of many Greek tragedies, were descended from Labdacus the Theban.
Laertes. Father of Odysseus and king of Ithaca.
Laïs. A famous courtesan of Corinth.
Laïus. King of Thebes and father of Oedipus, who slew him in ignorance of his identity, and so fulfilled an oracle.