Death of Wolfgang Amadeus Mozart Death of Wolfgang Amadeus Mozart The composer Wolfgang Amadeus Mozart died on 5 December 1791 at the age of 35. The circumstances of his death have attracted much research and speculation. Some principal sources of contention are as follows. Mozart scholarship long followed the accounts of early biographers, which proceeded in large part from the recorded memories of his widow Constanze and her sister Sophie Weber as they were recorded in the biographies by Franz Niemetschek and Georg Nikolaus von Nissen. For instance, the important biography by Hermann Abert (1923/2008:1305-9) largely follows this account. The following is a summary of
James Brudenell, 5th Earl of Cardigan secondly, aged 76, the 32-year-old Lady Elizabeth Waldegrave, daughter of John Waldegrave, 3rd Earl Waldegrave, in 1791. Both marriages were childless. He died at Grosvenor Square, Mayfair, London, in February 1811, aged 85. The barony of Brudenell created for him in 1780 died with him. The remaining titles passed to his nephew, Robert Brudenell, 6th Earl of Cardigan, son of Robert Brudenell. The Countess of Cardigan died at Seymour Place, Mayfair, London, in June 1823, aged 65. James Brudenell, 5th Earl of Cardigan James Brudenell, 5th Earl of Cardigan (20 April 1725 – 24 February 1811), styled The Honourable James