Albert Benjamin "Happy" Chandler Sr. (July 14, 1898 – June 15, 1991) was an American politician from Kentucky. He represented Kentucky in the U.S. Senate and served as its 44th and 49th governor. Aside from his political positions, he also served as the second Commissioner of Baseball from 1945 to 1951 and was inducted into the Baseball Hall of Fame in 1982. His grandson, Ben Chandler, later served as congressman for Kentucky's Sixth District.