Florentine noblewoman. Born in Florence; daughter of Anna de Medici (b. 1616) and Ferdinand, archduke of Austrian Tyrol; granddaughter of Claudia de Medici (1604–1648); second wife of Leopold I, Holy Roman emperor (r. 1658–1705). Leopold's first wife was Margaret Theresa of Spain (1651–1673); his third was Eleanor of Pfalz-Neuburg (1655–1720).
In the Uffizi Gallery, there is a portrait of Claudia Felicitas dressed as Galla Placidia .