Clark Graebner

Clark Edward Graebner, born in Cleveland, Ohio, on 4 November 1943, is an American former professional tennis player. He was ranked in the world top ten each year from 1966 to 1969, reaching No. 3 in 1967, and was ranked U.S. No. 2 in 1968 behind Arthur Ashe. He won three U.S. national titles: the U.S. Clay Court in 1968, the U.S. Hard Court in 1969 and the U.S. Indoor in 1971. He won the men's doubles at the 1966 French Championships at Roland Garros with Dennis Ralston and belonged to the United States team that won the Davis Cup five years running from 1968 to 1972. He won his first important international tournament, the Victorian Championships at Kooyong in Melbourne, in December 1965, and graduated from Northwestern University.