Liddell–Scott–Jones: Ἴων

Ἴων,ωνος,ὁ,Ion, Hdt. 7.94 , 8.44 , E. Ion 74 , etc.:Ἴωνες,οἱ,

A. the Ionians, v. Ἰάονες ; of those who spoke the Ionic dialect, A.D. Pron. 4.22 , al.:Ἰωνία,ἡ,their country, A. Pers. 771 .