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 |  |  | Nathan Griffin |  | Residence: | Broadview Heights, OH |
Birthplace: | Unknown | Age: | Unknown | Height: | Unknown | Plays: | Unknown | Coaching: | Unknown |  | Complete Bio | |
NEOTA MW Qualifier Pattison Chmps., June 8, 2013
 Midwest L2 District Team B18, June 14, 2013
  |  |  Rnd |  Result |  Opponent |  Rank |  Score | RR | Win | Alex Ross | 42 | 6-3; 6-4 | RR | Loss | Timothy Corwin | | 5-7; 6-4; 12-10 | RR | Win | Jeremy Schneider | | 6-1; 7-6(3) | RR | Win | Kristopher Ortega | 198 | 6-4; 6-1 |
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USTA Midwest L1 Outdoor Closed Chmps., June 22, 2013
 USTA Zone Team BG16 - St Louis, July 24, 2013
 USTA B18-16 National Chmps., August 2, 2013
 USTA Regional Tourn. (Kalamazoo), August 31, 2013
  |  |  Rnd |  Result |  Opponent |  Rank |  Score | 32 | Win | Anthony Arocho | | 6-1; 7-6(4) | 16 | Loss | Vincent Lin | 8 | 6-2; 6-4 | 2 | Win | Spencer Chiu | | 6-2; 6-0 | QQ | Win | Joshua Leiner | | 6-1; 6-3 | CQ | Win | Timothy Wang | | Wd (inj)WJ* | CS | Loss | Alex Ross | 42 | 7-5; 6-4 |
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USTA Regional Tourn. (St. Louis), October 26, 2013
  |  |  Rnd |  Result |  Opponent |  Rank |  Score | 32 | Win | David Liu | + | 6-4; 3-6; 6-4 | 16 | Win | David Mitchell | | 6-4; 6-3 | Q | Win | Davis Crocker | + | 7-5; 7-6 | S | Loss | Michael Lorenzini | 21 | 6-1; 6-4 | PL | Win | Johnathan Small | 21 | 7-6; 7-6 |
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USTA Midwest L1 Fall Closed B18, November 9, 2013
 USTA Midwest L2 Dec. Des. B18, December 7, 2013
  |  |  Rnd |  Result |  Opponent |  Rank |  Score | 64 | Loss | Conner Andersen | | 7-5; 7-6(5) | 1 | Win | Eric Goldberg | | 6-0; 6-1 | 2 | Loss | Dhruv Yadav | | 6-4; 6-2 |
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USTA National Winter Chmps., December 27, 2013
 USTA Midwest L2 January Des. Series, January 11, 2014
  |  |  Rnd |  Result |  Opponent |  Rank |  Score | 64 | Win | C.J. Cash | 798 | 6-1; 6-1 | 32 | Win | Austin Barr | 156 | 3-6; 6-4; 6-2 | 16 | Win | Michael Dube | + | 6-0; 6-3 | Q | Loss | Daniel Rayl | | 7-6(4); 6-4 | CQ | Loss | Andy Page | | -6(3); 6-3; 7-6(9)) |
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USTA Midwest L1 Indoor Closed, February 1, 2014
  |  |  Rnd |  Result |  Opponent |  Rank |  Score | 64 | Win | Max MacKinnon | | 6-1; 6-1 | 32 | Loss | Vincent Lin | 8 | 7-5; 6-3 | 2 | Loss | Andy Page | | 6-4; 0-6; 10-7 |
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USTA Midwest B18 March Des. Series, March 1, 2014
 + Strong win over an ineligible player. * The ranking calculation does not count this match.
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