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 |  |  | | Jacob Jung |  | | Residence: | Upland, CA |
| Birthplace: | Unknown | | Birthdate: | Unknown | | Height: | Unknown | | Plays: | Unknown | | Coaching: | Unknown |  | | Complete Bio | |
28th Woody Hunt Mem. South Bay Tourn., February 28, 2009
 53rd Long Beach Jr. Tourn., March 14, 2009
  |  |  Rnd |  Result |  Opponent |  Rank |  Score | | 256 | Win | Sean De Young | | 6-0; 6-0 | | 128 | Win | Christopher Lord | | 6-2; 6-4 | | 64 | Win | Brandon Mitchell | | 7-6; 6-3 | | 32 | Loss | Shane Korber | | 7-5; 6-4 |
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USTA International Spring Chmps., April 6, 2009
 25th Anaheim TC Tourn., May 2, 2009
 USTA National Opens, May 16, 2009
  |  |  Rnd |  Result |  Opponent |  Rank |  Score | | 64 | Win | Reo Asami | 45 | 2-6; 6-3; 6-4 | | 32 | Loss | Matthew Siow | | 6-1; 6-1 | | 2 | Win | Patrick Kawka | + | 7-6; 6-4 | | 3Q | Loss | Campbell Johnson | | 6-2; 6-1 |
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94th Santa Barbara Summer Tourn., May 30, 2009
 107th SoCal Sectional Chmps., June 20, 2009
 USTA National Opens, July 4, 2009
 USTA National BG18-16 Chmps., August 7, 2009
 25th Los Caballeros Jr., September 12, 2009
  |  |  Rnd |  Result |  Opponent |  Rank |  Score | | 128 | Win | Robert Tekie | | 6-1; 6-1 | | 64 | Win | Kozen Fukumori | | 6-1; 6-2 | | 32 | Win | David Engelberg | | 6-2; 6-2 | | 16 | Loss | Reo Asami | 45 | 4-6; 7-6; 7-6 |
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46th Northridge-Matador Tourn., September 26, 2009
  |  |  Rnd |  Result |  Opponent |  Rank |  Score | | 128 | Win | Eduardo Lozano | | 6-2; 6-0 | | 64 | Win | Nathaniel Johnson | | 6-1; 6-1 | | 32 | Win | Zach Drost | | 6-3; 6-1 | | 16 | Win | Mikey Zablan | | 6-2; 6-4 | | Q | Loss | Sean Levesque | | 7-6Ret (ill)RI |
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Dunlop Jr. Chmps., October 10, 2009
  |  |  Rnd |  Result |  Opponent |  Rank |  Score | | 64 | Loss | Jenya Pereverzin | | Wd (ill)WI* | | 1 | Loss | Matthew Wagner | | Wo (ill)WoI* |
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The Orange County Jr. Open, October 24, 2009
  |  |  Rnd |  Result |  Opponent |  Rank |  Score | | 128 | Win | Tyler Truong | | 6-1; 6-3 | | 64 | Win | Brett Allchorn | | 6-2; 6-3 | | 32 | Win | Johnny Wang | 21 | 1-6; 6-4; 6-0 | | 16 | Win | J.Hunter Nicholas | + | 6-4; 6-2 | | Q | Loss | Daniel Ho | | 7-5; 6-1 |
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USTA National Open, November 26, 2009
 California Bowl, December 19, 2009
  |  |  Rnd |  Result |  Opponent |  Rank |  Score | | 64 | Loss | Alex Yermanos | | 6-4; 6-3 | | 1 | Win | John Bowen-Dunn | | 6-4; 6-3 | | 2 | Win | Daniel Ho | | Wo (inj)WoJ* | | 3 | Win | Corey Smith | | 6-4; 6-0 | | CQ | Win | Parker Kelley | | 6-4; 7-6 | | CS | Win | Warren Wood | 85 | 6-2; 6-1 | | CF | Win | Rickey Baylon | 109 | 7-5; 6-4 |
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+ Strong win over an ineligible player. * The ranking calculation does not count this match.
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