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 |  |  | | Jacob Jung |  | | Residence: | Upland, CA |
| Birthplace: | Unknown | | Birthdate: | Unknown | | Height: | Unknown | | Plays: | Unknown | | Coaching: | Unknown |  | | Complete Bio | |
54th Gene Jung Whittier Midwinter Jr., January 22, 2005
  |  |  Rnd |  Result |  Opponent |  Rank |  Score | | 128 | Loss | Alex Johnson | | 3-6; 6-4; 6-4 |
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61st Fullerton Jr. Tourn., February 5, 2005
  |  |  Rnd |  Result |  Opponent |  Rank |  Score | | 128 | Win | Matt Kawashima | | 6-0; 6-0 | | 64 | Win | Campbell Johnson | + | 3-6; 6-2; 10-5 | | 32 | Loss | Jeffrey Kamei | | 6-4; 6-0 |
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USTA National Opens, February 17, 2005
  |  |  Rnd |  Result |  Opponent |  Rank |  Score | | 64 | Loss | Ryan Kim | | 6-1; 6-4 | | 1 | Win | Andrew Grant | | WoE* |
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103rd Southern California Jr. Sectional, June 18, 2005
  |  |  Rnd |  Result |  Opponent |  Rank |  Score | | 64 | Win | Connor Karen | + | 7-6; 6-3 | | 32 | Win | Blake Linzey | + | 7-6; 3-6; 7-6 | | 32 | Loss | Charlie Alvarado | | 6-2; 6-3 | | 16 | Loss | Ronald Kang | | 6-3; 4-6; 6-2 |
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USTA National Opens, July 2, 2005
  |  |  Rnd |  Result |  Opponent |  Rank |  Score | | 64 | Win | Nathanael Gong | | 6-0; 6-3 | | 32 | Loss | Alex Rovello | | 6-2; 6-2 | | 2 | Loss | Daniel Ho | | 3-6; 7-6; 6-1 |
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42nd Annual Northridge-Matador Jr., September 24, 2005
 20th Annual J.P. Yamasaki Mem. Jr. Tourn, October 22, 2005
  |  |  Rnd |  Result |  Opponent |  Rank |  Score | | 128 | Win | Brandon Poon | | 6-2; 6-3 | | 64 | Win | Vinni Lodolo | + | 6-2; 4-6; 7-5 | | 32 | Win | Clay Thompson | + | 3-6; 6-2; 7-5 | | 16 | Loss | Daniel Ho | | 5-7; 7-5; 7-5 |
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44th Jr. Orange Bowl Intl. Tennis Chmps., December 14, 2005
 + Strong win over an ineligible player. * The ranking calculation does not count this match.
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