| |  | 
  | |  |
 |  |  | | Justin Mandell |  | | Residence: | Rye, NY |
| Birthplace: | Unknown | | Age: | Unknown | | Height: | Unknown | | Plays: | Unknown | | Coaching: | Unknown |  | | Complete Bio | |
L1 USTA BJK NTC Jr. July Tennis Classic, July 6, 2012
 L1B Armonk Tennis Club Summer Series, July 10, 2012
 L1 Fairview July Chmps., July 16, 2012
 L1 Armonk TC Summer Chmps., July 24, 2012
 L1B Rye RC August Challenger, August 6, 2012
 L1 Courtsense @ BRC August, August 24, 2012
  |  |  Rnd |  Result |  Opponent |  Rank |  Score | | 16 | Loss | Lantis Wang | 276 | 7-6(7-5); 3-6; 10-7 |
|  |  |
L1 Fairview August Chmps., August 27, 2012
 L1 West Rock September Chmps., September 14, 2012
 L1 Sportime Bethpage Eastern Des. B12, September 28, 2012
  |  |  Rnd |  Result |  Opponent |  Rank |  Score | | 64 | Loss | Igor Maslov | 147 | 6-0; 6-1 |
|  |  |
L1 RWTTC Eastern B12 Des. Closed, October 12, 2012
 L1 October Chmps. @ Hardscrabble, October 26, 2012
 L1 Point Set Eastern Des. B12 Closed, November 2, 2012
 L1 West Rock November Chmps., November 16, 2012
 L1 APTC November Chmps., November 30, 2012
 L1 Deer Park Eastern Des. B12, January 11, 2013
 L1 Capital Reg. Eastern Des. Closed, January 26, 2013
 L1 Sound Shore Eastern Des. B12, February 8, 2013
 L1 Sportime Roslyn Eastern B12 Des. Clos, March 1, 2013
 L1 Bethpage Eastern Des. B12, March 15, 2013
 USTA National Open, May 11, 2013
 * The ranking calculation does not count this match.
| |  |  | |