Roger Williams was an American pianist known for his unique style of playing popular and classical music. Born in 1924, he gained prominence in the mid-20th century, particularly for his 1955 hit "Autumn Leaves", the only piano instrumental to reach number one on Billboard's popular music chart. Williams' virtuosic, expressive style and his ability to blend genres made him a significant figure in the world of American piano music. His extensive discography and popularity on radio and television greatly contributed to his enduring influence in the music industry.