There is a misunderstanding that John Gay wrote an Opera called The Beggar's Opera. This is not the case. Gay was born in Barnstaple, Devon , England and was a poet, not a composer. The words to The Beggar's Opera were written by Gay but the music was by Pepusch ( a German composer )
American composer John Adams.
He was a famous composer
john Cage (modern composer) john Cage (modern composer)
John Williams
John Rutter has no 'inventions' . He is a famous musical composer.
John Denver - Rocky Mountain High
John Phillip Sousa
The 1987 opera 'Nixon in China' by the American composer John Adams which is about the visit of United States President Richard M. Nixon to China in 1972.
John Dowland
John Cale is most famous for music. He is a signer, composer and songwriter, as well as a producer. The type of music he is most famous for is rock.
Possibly the most famous march is "Stars and Stripes Forever" by John Phillip Sousa.
John Callahan is famous for being an American television actor. The television show that he is most famous for acting in is the soap opera All My Children.