John Bromwich was a legendary tennis player who achieved great success in the sport during the 1930s and 1940s. He was the first non-American to win the Wimbledon singles title in 1936, and he also won the Australian Open singles title in 1939 and 1946.
From Wikipedia
John Edward Bromwich was an Australian tennis player who, along with fellow countryman Vivian McGrath, was one of the first great players to use a two-handed backhand. He was a natural left-hander, though hit his serve with his right hand. Bromwich twice won the Australian Championships singles title, in 1939 and in 1946. He was ranked world No. 3 by A. Wallis Myers in 1938 and again by Harry Hopman in 1947.