John Callen, Alabama & Georgia, inducted in 2013
- Top junior player in Birmingham, Alabama where he was undefeated in high school varsity dual matches and was consistently ranked in the top 10 in the South, with a high singles ranking of #3 in the Boy’s 14U in 1967
- Played 4 years at Georgia Tech where he was co-captain and played number 1 to number 4 singles and number 1 or number 2 doubles
- Began a 15 year professional career in 1974, which included coaching the winning Georgia Junior Davis Cup team while honing his skills as a player, winning numerous Southern titles and reaching the number 1 ranking in the South in several age groups
- Served as President of the Georgia Tennis Association, Vice-President and a member of the Management Committee for the Southern Tennis Association and trustee for the Southern Tennis Patrons Foundation
- Named USTA Southern Executive Director and Chief Operating Officer in 1989 and has led the section through unprecedented success and growth and is respected among his peers as the top section executive director
- Instrumental in the purchase of the sanction of the first ATP tournament on the U. S. Open Series in 2009 and his financial oversight helped turn the event into a profitable venture after only 2 years which later became a large windfall for Southern when the sanction was sold in 2015
- Received the Touchstone Memorial Award in 1992 and was inducted into the Georgia Professional Tennis Hall of Fame, the Alabama Tennis Hall of Fame and the Georgia Tennis Hall of Fame