Wolfgang Amadeus Mozart (, baptized Joannes Chrysostomus Wolfgangus Theophilus Mozart) (27 January 1756 ? 5 December 1791) was a prolific and influential composer of the Classical era. His output of over 600 compositions includes works widely acknowledged as pinnacles of symphonic, concertante, chamber, piano, operatic, and choral music. Mozart is among the most enduringly popular of classical composers, and many of his works are part of the standard concert repertoire. Biography Family and early years Wolfgang Amadeus Mozart was born to Leopold and Anna Maria Pertl Mozart in Getreidegasse 9 in Salzburg, the capital of the sovereign Archbishopric of Salzburg, in what is now Austria, then part of the Holy Roman Empire. His only sibling who survived past birth was his sister Maria Anna (1751-1829), called "Nannerl". Wolfgang was baptized the day after his birth at St. Rupert's Cathedral. The baptismal record gives