Maria Bueno had won three Wimbledon singles titles and four at the US Open. Bueno helped usher in modern women's tennis in the 1950s and 1960s Maria Bueno was admitted to Nove de Julho hospital in Sao Paulo. Bueno won her first Grand Slam at Wimbledon in 1959 at the age of 19 Bueno was nicknamed "The Tennis Ballerina" because of her graceful style.