Harry Connick Sr. was born on March 27, 1926 in Mobile, Alabama, USA. He was married to Londa Jean Matherne, Barbara Bossett, Anita Frances Levy and Jean Maria daRoza. He died on January 25, 2024 in New Orleans, Louisiana, USA.
He served in the Navy in the Pacific during WWII. He graduated from Loyola University (New Orleans) with a degree in business administration, and received a law degree from Tulane University.