Pratt was a student at Florida"s Rollins College where she played collegiate tennis, graduating in 1947. She was ranked in the Top Ten in the United States. in 1951 (ranked number eight), 1954 (number five) and 1956 (number five). At the United States. Nationals, she was a doubles finalist and singles semi-finalist in 1956.
She captained both the United States. Wightman Cup team and the United States. Federation Cup Team.
Doubles ( 1 runner-up).
At the Wimbledon Championships Pratt was a semi-finalist in both singles (1954), losing to eventual winner Maureen Connolly, and doubles (1951). At the tournament in Cincinnati, Pratt won the singles title in 1947 (over Betty Hulbert James in the final) and was a doubles finalist (with Margaret Varner) in 1948. Pratt continued to win titles at seniors events into her 60s and 70s.
She was a charter member of the Rollins College Sports Hall of Fame (1977), and is a member of the Florida Tennis Association Hall of Fame (1979) and Eastern Tennis Association Hall of Fame (1998).
