Wolfgang Amadeus Mozart was born in Salzburg, Austria and was on of the most gifted musical prodigies ever.   He began studying music at the age of  3, composing at 5 and performing in Paris, London and other European cities from the age of 7.   He wrote over 600 compositions and 22 operas, his last work being the requiem.   He died aged  35 and was buried in a pauper's grave.
He wrote 22 Operas - see this page