Jay Hillock (born c. 1949) is an American former college basketball coach. He was the head coach for six seasons in the West Coast Conference, four at Gonzaga in Spokane and two at Loyola Marymount in Los Angeles. Hillock was an assistant on staff at both programs before the respective promotions to head coach. His career record as a head coach was 91–78 (.538), and an even 39–39 in league play.