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 |  |  | | Gregory Sumen |  | | Residence: | Manhattan Beach, CA |
| Birthplace: | Unknown | | Age: | Unknown | | Height: | Unknown | | Plays: | Unknown | | Coaching: | Unknown |  | | Complete Bio | |
59th Gene Jung Whittier Midwinter, January 16, 2010
 10th Hermosa Beach Jr. Sat., March 27, 2010
 South Bay TC Spring Open BG18-8, April 16, 2010
  |  |  Rnd |  Result |  Opponent |  Rank |  Score | | 32 | Loss | Ryan Verbiest | 2969 | Wd (emerg)WI* |
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26th Anaheim TC Tourn., May 1, 2010
 14th West Coast BG18-8 Tourn., May 29, 2010
  |  |  Rnd |  Result |  Opponent |  Rank |  Score | | 64 | Loss | Ryan Lee | 1714 | 7-6; 7-6 |
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10th West Coast South Bay Open, June 5, 2010
 Balboa Park Jr. Chmps., September 10, 2010
 West Coast Tennis South Bay Fall Open, October 2, 2010
 The Orange County Jr. Open, October 23, 2010
 21st Calabasas Jr. Open Tourn., November 5, 2010
 Rancho Cienega TS Open Tourn., November 26, 2010
 47th Anaheim Jr. Tourn., December 4, 2010
 Lakewood Jr. Open & Sat. Tourn., December 11, 2010
 35th Claremont Club Jr. Tourn., December 18, 2010
  |  |  Rnd |  Result |  Opponent |  Rank |  Score | | 64 | Win | Steward Yang | | Wd (emerg)WI* | | 32 | Loss | Matthew Lin | | 8-1 |
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+ Strong win over an ineligible player. * The ranking calculation does not count this match.
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