Later attempts to locate his mass grave all failed , including a search by his widow , 17 years after Mozart 's death , and by Vincent Novello in 1829 .
The most famous person to be buried in the St. Marx Cemetery is Wolfgang Amadeus Mozart .
Later attempts to locate Wolfgang Amadeus Mozart 's mass grave all failed , including a search by his widow , 17 years Wolfgang Amadeus Mozart Mozart 's death , and by Vincent Novello in 1829 .
The most famous person to be buried in the St. Marx Cemetery is Wolfgang Amadeus Mozart .