Marty Riessen (born December 4, 1941 in Hinsdale, Illinois) played amateur and professional tennis in the 1960s and 1970s. He was ranked as high as No. 11 in the world in singles on the ATP Rankings (achieving that ranking on September 4, 1974).
He won six singles titles in the Open Era, with the biggest coming in Cincinnati in 1974. (He won numerous other pre-Open Era titles, including two other Cincinnati titles in the pre-Open Era.) He also reached the quarterfinals in singles at both the Australian Open and the U.S. Open in 1971.
He also won 53 doubles titles, including the U.S. Open (in 1976), the French Open (1971, with Arthur Ashe), and seven ATP Masters Series events: Paris Indoor (1976), Canada (1971 & 1970), Monte Carlo (1970), Hamburg (1968 & 1969), and Rome (1968). He reached the doubles final at U.S. Open in 1978 & 1975, the Australian Open in 1971, and Wimbledon in 1969.
Played collegiate tennis at Northwestern University, where he reached the NCAA Singles finals three times: 1962 (falling to Rafael Osuna of USC); 1963 and 1964 (falling to Dennis Ralston of USC both times). He was a semifinalist at the NCAA doubles championship with Clark Graebner in 1963 and 1964.
He was a member of the U.S. Davis Cup team in 1963, '65, '67, '73 and '81.
Dunlop also named one of its wooden racquets the "Marty Riessen."
Riessen has been enshrined in the United States Tennis Association/Midwest Hall of Fame.