Ion, of Chios

found: Oxford classical dictionary, 1996p. 763 (Ion of Chios; poet and prose author; born sometime in the 480s BC and dead by 421 BC when Aristophanes paid tribute to him in Peace; wrote tragedies and satyr-plays, lyric poetry, elegiac poety, perhaps comedies, and prose works; wrote the philosophical work Triagmos and the prose works Foundation of Chios and Epidemiae or Visits)

found: Wikipedia, 1 August 2017(Ion of Chios (ca. 490/480-ca. 420 B.C.E.) was a Greek writer, dramatist, lyric poet and philosopher. He was a contemporary of Aeschylus, Euripides and Sophocles. Of his many plays and poems only a few titles and fragments have survived. He also wrote some prose works, including a Pythagorean text, the Triagmos, of which a few fragments survive.) - https://en.wikipedia.org/wiki/Ion_of_Chios