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 |  |  | | Jon Robert Leonik |  | | Residence: | Shalimar, FL |
| Birthplace: | Unknown | | Birthdate: | Unknown | | Height: | Unknown | | Plays: | Unknown | | Coaching: | Unknown |  | | Complete Bio | |
Argo Winter Super Series, January 3, 2004
  |  |  Rnd |  Result |  Opponent |  Rank |  Score | | Q | Win | Adam Decker | | 6-0; 6-1 | | S | Loss | Will Neuner | 208 | 6-3; 3-6; 6-3 |
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Fun & Sun Winter Sectional B12, January 17, 2004
 Orange County Winter Designated BG 12 &, February 7, 2004
 Carrington Super Series - Pensacola, FL, February 21, 2004
 King's Court Super Series I - Tallahasse, March 20, 2004
 Daily News Jr Aces Super Series - Nicevi, May 15, 2004
  |  |  Rnd |  Result |  Opponent |  Rank |  Score | | 16 | Win | Will Neuner | 208 | 6-2; 6-3 | | Q | Win | Ashton Cothran | | 6-0; 6-0 | | S | Win | Richard Greene | | 7-6(3); 6-1 | | F | Win | Zack Coker | | 6-3; 6-2 |
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Gulfstream Designated BG12 - Pompano Bea, May 29, 2004
 USA Tennis Florida State Closed Sectiona, June 11, 2004
  |  |  Rnd |  Result |  Opponent |  Rank |  Score | | 64 | Loss | Matthew Saltsgaver | | 6-4; 6-1 | | 1 | Loss | Logan Shalmi | | 6-3; 6-2 |
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North Florida Designated BG18-10 - Talla, July 24, 2004
 1st Coast Tennis Foundation Designated -, August 14, 2004
  |  |  Rnd |  Result |  Opponent |  Rank |  Score | | 32 | Win | Garrett Betsarakis | 61 | 6-3; 4-6; 10-8 | | 16 | Loss | Andrew Butz | | 6-1; 6-0 | | 2 | Win | Nathan Graddy | 245 | DN* | | CQ | Loss | Patrick Killeavy | | 2-6; 6-1; 11-9 |
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Southern Open B&G 12's Championships - D, August 21, 2004
 Argo Jr Summer Super Series - Pensacola,, August 28, 2004
 King's Court Super Series II - Tallahass, September 4, 2004
 Orange County Fall Sectional BG12 - Orla, October 9, 2004
 + Strong win over an ineligible player. * The ranking calculation does not count this match.
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