Hayes Greenfield (born July 7, 1957) is an American jazz saxophonist (alto and C-melody saxophone), arranger, film composer, educator, and author.

Born in Poughkeepsie, New York as Harold Greenfield, Hayes Greenfield studied at the Berklee School of Music in Boston from 1974 to 1978. From 1980 to 1985, he took private lessons with Hal Galper, Jaki Byard, and George Coleman.

Sometimes billed as Haze Greenfield, Hayes Greenfield released his first album, All About You, in 1987 on Blackhawk Records with Ray Drummond, Jaki Byard, Tom Harrell, Jim Greenfield, Newman Baker, Michael Carillo, and Miguel Fuentez.^[1] In 1997 he founded the music education program Jazz-A-Ma-Tazz.^[2] In 2024 he published Creative Sound Play for Young Learners - A Teacher’s Guide to Enhancing Transition Times, Classroom Communities, SEL, and Executive Function Skills.^[3]

• 1987 - All About You (Blackhawk Records)
• 1988 - Sounds of Thought (Special Music Company)
• 1988 - Five For The City (Owl Time Line)
• 1998 - Jazz-A-Ma-Tazz (Baby Music Boom) with Richie Havens
• 2008 - Duo + One (Survival Records, Dots & Lines) with Rashied Ali and Don Pate
• 2023 - Lover to You (Sunnyside) with Dean Johnson

• 2015 - A Day in Brooklyn (Constant Sorrow) with Allen Lowe

• 2002 - America Rebuilds: A Year at Ground Zero
• 2006 - American Rebuilds II: Return to Ground Zero
• 2012 - Building Alaska
• 2013 - Alaska, the World & Wally Hickel
• 2014 - The American Nurse
• 2023 - In Search of Resolution