Tonie \t(o)-nie\ as a girl's name (also used as boy's name Tonie), is a variant of Antoinette, Antonia (Latin) and Toni (English). See for meaning of Tonie.
The baby name Tonie sounds like Tonye, Tonia, Tinie and Tonee. Other similar baby names are Nonie, Bonie, Ionie, Jonie, Lonie and Torie.