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 |  |  | | Jonathan Lo |  | | Residence: | La Jolla, CA |
| Birthplace: | Unknown | | Birthdate: | Unknown | | Height: | Unknown | | Plays: | Unknown | | Coaching: | Unknown |  | | Complete Bio | |
Esme Pearson Memorial Tourn., January 2, 2010
 59th Gene Jung Whittier Midwinter, January 16, 2010
 65th Fullerton Jr. Tourn., January 30, 2010
 29th Woody Hunt Mem. South Bay Tourn., February 27, 2010
  |  |  Rnd |  Result |  Opponent |  Rank |  Score | | 128 | Loss | Michael Moya | 1053 | 6-4; 3-6; 7-5 |
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54th Long Beach Jr. Tourn., March 13, 2010
 76th Harper Ink Mem. Tourn., March 27, 2010
 26th Anaheim TC Tourn., May 1, 2010
 USTA National Opens, May 22, 2010
 Quiksilver Jr. Chmps., May 28, 2010
 108th So. CA Sectional Chmps., June 19, 2010
 94th La Jolla Jr. Tennis Chmps., June 21, 2010
 15th Balboa TC Jr. Tourn., July 26, 2010
 West Coast Chmps., August 2, 2010
 5th Univ. City RC Jr. Open Tourn., August 16, 2010
  |  |  Rnd |  Result |  Opponent |  Rank |  Score | | 16 | Loss | Michael Lowe | 1076 | Wd (inj)WJ* |
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The Orange County Jr. Open, October 23, 2010
 * The ranking calculation does not count this match.
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