Hawley Ades (1908-1981) was an American arranger and composer, primarily active from the 1940s through the 1970s. While not a household name, Ades was a prolific and influential figure in the world of vocal jazz and choral music. He is best known for his sophisticated and accessible arrangements for various vocal ensembles, including collegiate glee clubs and professional vocal groups like the Ray Charles Singers. Ades's work often blended traditional jazz harmonies with classical sensibilities, making complex voicings approachable for a wide range of performers. His contributions helped popularize vocal jazz and provided foundational repertoire for countless ensembles.