Sydonia \s(y)-do-nia\ as a girl's name is a variant of Sidonia (Latin), and the meaning of Sydonia is "from Sidon".

The baby name Sydonia sounds like Sedonia and Sydona. Other similar baby names are Adonia, Idonia, Sedona, Sadona, Sydonah, Sidonie, Symona, Simonia, Sonia, Sydnie and Vidonia.