Won the Australian, Roland Garros, Wimbledon, and the U.S. Open in singles, doubles, and mixed doubles, one of only two players in tennis history to accomplish this feat.
Beaten by Pat Todd at Roland Garros in 1947, but they teamed up to win the Wimbledon doubles title the next month. She and Frank Sedgman lost to Todd and Jaroslav Drobný in the 1948 mixed doubles finals at Roland Garros.