Adolphus Cunningham Hailstork III (born April 17, 1941) is an American composer and educator.

Hailstork began his musical career in 1963, when he studied composition with Mark Fax at Howard University, Washington, DC (BMus 1963).

[2] In the summer of 1963 he attended the American Conservatory at Fontainebleau, France, where he studied with Nadia Boulanger.

[3] After studying under H. Owen Reed, Hailstork received his PhD in composition from Michigan State University in 1971.

[5] Hailstork is published by Theodore Presser Company[12] and Carl Fischer Music.