He was among the best known of West Coast pianists, whose fame came mostly as a bandleader and composer. An album that he recorded with his quartet in 1959 was a massive success earning him a number 2 spot on the Billboard pop albums chart. It was also the first jazz album to reach "platinum" status by the Recording Industry Association of America.

Dave Brubeck

Explanation:

David Brubeck was an American jazz pianist and composer, considered one of the foremost exponents of cool jazz. Many of his compositions have become jazz standards including "In Your Own Sweet Way" and "The Duke". Brubeck's style varied from refined to bombastic, reflecting both his mother's classical training and his particular improvisational skills.