Queen Silvia was born in Heidelberg, Germany, on 23 December 1943. She is the daughter of the late Walther Sommerlath and his Brazilian wife Alice, née de Toledo, also deceased. Her maternal grandfather was Artur Floriano de Toledo (1873–1935), a descendant of King Afonso III of Portugal and his concubine Maria Peres de Enxara. The Queen has two older brothers: Ralf and Walther Sommerlath. Her third brother, Jörg Sommerlath, died in 2006. The Sommerlath family lived in São Paulo, Brazil, between 1947 and 1957, where the Queen attended the traditional German school Colégio Visconde de Porto Seguro and Walther Sommerlath held various positions, including President of the Brazilian subsidiary of Swedish company Uddeholm. The family returned to West Germany in 1957.