is perhaps the greatest musical genius who ever lived. 's full name is Wolfgang Amadeus . Most people called him or Wolfgang. was born in Salzburg, Austria, January 27, 1756. is the greatest musical child prodigy who ever lived. He began composing minuets at the age of 5 and symphonies at age 9. His father took him on a series of concert tours together with his sister, Maria Anna; born four and one-half years before . She too, was a child prodigy. Both played the keyboard, but became a violin virtuoso, as well. In 1762 he and his sist ....