יָוָן Yâvân (H3120)

Javan, the name of a son of Joktan, and of the race (Ionians, i.e. Greeks) descended from him, with their territory; also of a place in Arabia

Javan = "Ionia" or "Greece" n pr m 1) a son of Japheth and grandson of Noah n pr loc 2) Greece, Ionia, Ionians 2a) location of descendants of Javan

probably from the same as יַיִן (H3196); effervescing (i.e. hot and active);