Idonie \i-do-nie\ as a girl's name is a variant of Idona (German). See for meaning of Idonie.

The baby name Idonie sounds like Idone and Idonia. Other similar baby names are Ionie, Adonia, Tonie, Ivonne, Idania, Idonna, Idonea, Idonah, Ilone, Ione, Ionia and Sidonie.