The name Ioni means Violet (Flower) and is of Greek origin. Ioni is a name that's been used primarily by parents who are considering baby names for girls.
From Ancient Greek word ion) meaning "violet" as in the flower. In Greek mythology, Ione is the name of a sea nymph, one of the Nereids, documented in a "The Library," an encyclopedia of Greek myth written in the 2nd century CE by Apollodorus.
The name Ione became popular in English and American culture from Edward Bulwer-Lytton's 1834 novel, "The Last Days of Pompeii," where it was the name of the heirone.
Ione Skye, actress.