Constanze Mozart

Constanze Mozart
Portrait by Joseph Lange c.1782
Born	Constantia Weber (1762-01-05)5 January 1762 Zell im Wiesental, Landkreis Lörrach, Baden-Württemberg, Germany
Died	6 March 1842(1842-03-06) (aged 80) Salzburg, Austria
Spouses	Wolfgang Amadeus Mozart ​ ​ (m. 1782; d. 1791)​ Georg Nikolaus von Nissen ​ ​ (m. 1809; d. 1826)​
Children	Karl Thomas Mozart Franz Xaver Wolfgang Mozart

Maria Constanze Cäcilia Josepha Johanna Aloysia Mozart (née Weber; 5 January 1762 – 6 March 1842) was a trained Austrian singer. She was married twice, first to Wolfgang Amadeus Mozart; then to Georg Nikolaus von Nissen. She and Mozart had six children: Karl Thomas Mozart, Franz Xaver Wolfgang Mozart, and four others who died in infancy. She became Mozart's biographer jointly with her second husband.