Connolly, Maureen, 1934–69, American tennis player, b. San Diego, Calif. She became, at 16, the youngest player to win the U.S. national singles. She successfully defended the U.S. title (1952, 1953), won the Wimbledon championship (1952, 1953, 1954), and completed a grand slam of the world's four major titles in 1953 with the French and Australian championships. Little Mo, as she was known, was one of America's greatest woman tennis players. Following a serious injury in a horseback riding accident, she was forced to retire in 1955.
