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 |  |  | | Jason Jung |  | | Residence: | Torrance, CA |
| Birthplace: | Unknown | | Age: | Unknown | | Height: | Unknown | | Plays: | Unknown | | Coaching: | Unknown |  | | Complete Bio | |
Coffee Bowl, January 3, 2005
 54th Gene Jung Whittier Midwinter Jr., January 22, 2005
 USTA National Opens, February 17, 2005
 24th Woody Hunt Memorial South Bay Jr, February 26, 2005
 Chinese Taipei Jr. Chmps., March 29, 2005
 US Jr. Intl. Spring Chmps., April 4, 2005
 Easter Bowl - US Closed Chmps., April 11, 2005
 USTA National Opens, May 21, 2005
 Boys CIF Southern Section Chmps., May 27, 2005
  |  |  Rnd |  Result |  Opponent |  Rank |  Score | | 16 | Win | Michael Eraso | 167 | 7-5; 3-6; 6-4 | | Q | Loss | Cale Planck | | 7-5; 6-4 |
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90th Santa Barbara Summer Jr Tournament, June 4, 2005
 103rd Southern California Jr. Sectional, June 18, 2005
 SATPC Jr. ITF Tournament, July 19, 2005
  |  |  Rnd |  Result |  Opponent |  Rank |  Score | | 32 | Win | Driaan Zeelie | | 6-0; 6-0 | | 16 | Loss | Christian Vitulli | | 6-1; 6-2 |
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SATPC Jr. ITF Tournament, July 25, 2005
  |  |  Rnd |  Result |  Opponent |  Rank |  Score | | 32 | Win | Wesley Baptiste | | 6-2; 6-1 | | 16 | Loss | Rupesh Roy | | 6-1; 6-2 |
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USTA Boys' 18,16 National Chmps., August 5, 2005
  |  |  Rnd |  Result |  Opponent |  Rank |  Score | | 256 | Win | Sami Belakhlef | 287 | 6-2; 6-1 | | 128 | Win | Daniel Buikema | | 6-3; 6-7(5); 7-6(4) | | 64 | Win | Mykyta Kryvonos | | 3-6; 6-2; 6-4 | | 32 | Win | Kallim Stewart | 14 | 6-2; 6-4 | | 16 | Loss | Brett Helgeson | | 6-3; 6-1 | | 5 | Win | Blake Muller | + | 6-4; 3-6; 6-3 | | QQ | Win | Bryan Koniecko | + | 1-6; 7-6(4); 6-2 | | CQ | Win | Tim Smyczek | 4 | Def (ns)DP* | | CS | Loss | Michael McClune | 7 | 6-4; 3-6; 6-2 |
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US Jr. Intl. Hard Court Chmps., August 22, 2005
 China Junior I, September 13, 2005
 Osaka Mayor's Cup, October 10, 2005
 + Strong win over an ineligible player. * The ranking calculation does not count this match.
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