The crossword solution for the term COMPOSER JOHN PHILIP is SOUSA. John Philip Sousa was an American composer and conductor, known as 'The March King' for his military marches. He wrote more than 130 marches, including 'The Stars and Stripes Forever', which is the official march of the United States of America. He also composed many other works, including operettas, waltzes, and other light classical pieces.