Ionya \i(o)-nya, ion-ya\ as a girl's name is a variant of Ionia. See for origin and meaning of Ionya.

The baby name Ionya sounds like Iona, Oona, Ina, Anya, Ianna, Iana, Enya, Ennya, Aenya, Ioanna, Ioana, Ione, Ionie, Jonna, Yona and Jona. Other similar baby names are Tonya, Donya and Sonya.