Prior to his collegiate success, Fleming demonstrated early prowess by winning the New Jersey high school individual championship in 1972 and the Ojai Tennis Tournament men’s singles in 1975, laying the groundwork for his future professional triumphs. Fleming is most renowned for his exceptional doubles partnership with John McEnroe, which commenced in 1977. This formidable duo amassed an impressive 52 doubles titles, including four prestigious Wimbledon championships in 1979, 1981, 1983, and 1984, alongside three US Open titles in 1979, 1981, and 1983. Their dominant performance saw them maintain an outstanding 351-42 win-loss record together and secure seven consecutive Masters titles from 1978 to 1984.
In recognition of his distinguished contributions to the sport, Fleming was inducted into the Intercollegiate Tennis Association (ITA) Hall of Fame in 1998. His enduring legacy was further honored in 2011 when he was named the Farmers Classic Tournament Honoree. Today, Fleming continues to be a prominent voice in tennis, providing insightful commentary for global audiences and solidifying his status as a renowned figure both on and off the court.