Larry Hennessy (May 20, 1929 – August 20, 2008) was an American basketball player.
Hennessy, a 6' 4" forward out of Blessed Sacrament High School in New Rochelle, New York, played college basketball for Villanova University. An excellent passer and rebounder, Hennessy finished his collegiate career with 1737 points. He was named to the 1951–52 sophomoreAll-America first team.
Formerly the Eastern Pennsylvania Basketball League (1946–48), Eastern Professional Basketball League (1948–1970), and the Eastern Basketball Association (1970–78)