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 |  |  | | Jon Robert Leonik |  | | Residence: | Shalimar, FL |
| Birthplace: | Unknown | | Birthdate: | Unknown | | Height: | Unknown | | Plays: | Unknown | | Coaching: | Unknown |  | | Complete Bio | |
Copper Bowl, January 2, 2008
  |  |  Rnd |  Result |  Opponent |  Rank |  Score | | 128 | Win | Brandon Sera | 2867 | 4-6; 6-3; 6-0 | | 64 | Loss | John Warden | | 6-2; 6-1 | | 2 | Loss | Will Lewis | | 4-6; 6-4; 6-3 |
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San Antonio SC MZ BG18-16, January 11, 2008
 Seminole Co. Winter Des. BG16, February 2, 2008
 USTA National Opens, February 16, 2008
  |  |  Rnd |  Result |  Opponent |  Rank |  Score | | 64 | Win | Zachry Bruchmiller | + | 2-6; 7-6(4); 6-3 | | 32 | Loss | Evan Song | 23 | 6-0; 6-3 | | 2 | Loss | Brandon DeBot | 167 | 6-0; 6-3 |
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MC Tennis Solutions Super Series, February 23, 2008
  |  |  Rnd |  Result |  Opponent |  Rank |  Score | | 16 | Win | Brennan Doran | | 6-1; 6-1 | | Q | Win | Reid Scarboro | | 6-0; 6-0 | | S | Win | Grant Ruhl | | 6-2; 6-1 | | F | Win | Tyler Stephens | | 6-3; 6-4 |
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Harry Gilbert's Super Series, March 8, 2008
 Austin BG18,16 SCMZ, March 14, 2008
 Tennis Express ITF, March 24, 2008
  |  |  Rnd |  Result |  Opponent |  Rank |  Score | | 64 | Loss | Joe Hill | 346 | 7-5; 6-4 |
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The Naples TC Des. BG16, April 5, 2008
 Kool Breeze Super Series Jr. Open, April 12, 2008
 Houston Coca Cola SCMZ, April 18, 2008
  |  |  Rnd |  Result |  Opponent |  Rank |  Score | | 64 | Win | Chris Hoffman | | 6-2; 6-3 | | 32 | Loss | Andrew Korinek | 65 | 6-3; 6-2 |
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Northside Fiesta Jr. Open, April 25, 2008
 MC Solutions Super Series II, May 3, 2008
 Dallas TA SC MZ BG18-16, May 9, 2008
 USTA BG16 National Opens, May 17, 2008
 USTA Florida Closed Sectional BG18-14, June 7, 2008
  |  |  Rnd |  Result |  Opponent |  Rank |  Score | | 64 | Loss | Kyle Hoffman | 435 | 4-6; 6-3; 6-2 | | 1 | Loss | Zachary Keeney | | Wd (emerg)WI* |
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Texas Open BG16 Chmps., June 21, 2008
 USTA National Opens, June 28, 2008
 Burger King Southern Open BG16 Chmps., July 6, 2008
 North Florida Designated BG18-12, July 19, 2008
 USTA Zonals BG16 - Winston-Salem, July 23, 2008
 First Coast Tennis Fnd. Designated, September 13, 2008
 Bob Faulkner BG18-16 SC MZ, October 3, 2008
 Bryan College Station SCMZ, November 14, 2008
 USTA National Open, November 27, 2008
 + Strong win over an ineligible player. * The ranking calculation does not count this match.
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