Agis II in Harpers Dictionary of Classical Antiquities

Son of Archidamus II., reigned B.C. 427-398. He took an active part in the Peloponnesian War, and invaded Attica several times. While Alcibiades was at Sparta he was the guest of Agis , and is said to have seduced his wife Timaea (in consequence of which Leotychides, the son of Agis , was excluded from the throne as illegitimate).

Read More about Agis II in Harpers Dictionary of Classical Antiquities