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 |  |  | | Sebastian Langdon |  | | Residence: | Grapevine, TX |
| Birthplace: | Unknown | | Age: | Unknown | | Height: | Unknown | | Plays: | Unknown | | Coaching: | Unknown |  | | Complete Bio | |
Austin SCMZ BG14,12, January 8, 2011
 Southlake BG18-10 Open, February 19, 2011
 HTA Houston SCMZ, March 12, 2011
 Waco Reg. TC SCMZ BG14-12, April 2, 2011
  |  |  Rnd |  Result |  Opponent |  Rank |  Score | | 64 | Win | Jackson Cobb | 749 | 6-0; 6-1 | | 32 | Win | Titus Strom | | 6-4Ret (inj)RJ | | 16 | Loss | Tillman Haynes | | 6-3; 6-1 |
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Allen Samuels Chevrolet Sunburst Open, April 30, 2011
  |  |  Rnd |  Result |  Opponent |  Rank |  Score | | S | Loss | Reuben Frank | | 7-6; 7-6 |
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Dallas TA Spring Super Chmps., May 21, 2011
  |  |  Rnd |  Result |  Opponent |  Rank |  Score | | 64 | Win | Felix Hollaway | + | 7-5; 6-1 | | 32 | Loss | Fernando Ramirez | 378 | 6-4; 6-4 |
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Texas Summer Grand Slam, June 10, 2011
  |  |  Rnd |  Result |  Opponent |  Rank |  Score | | 128 | Loss | Vishal Menon | | 6-4; 6-0 | | 3Q | Win | Benjamin Lebowitz | 1646 | 6-1; 6-3 | | 3 | Win | Milan Arimilli | | 6-4; 6-2 | | 4Q | Win | John Wilson | + | 7-5; 5-7; 1-0(5) | | 4 | Loss | Samuel Giammalva | | 6-3; 6-2 |
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Abilene July SC MZ BG14,12, July 16, 2011
 Bob Faulkner SCMZ 14-12, August 13, 2011
  |  |  Rnd |  Result |  Opponent |  Rank |  Score | | 64 | Loss | Isaac Perez | | 6-2; 6-4 | | 1 | Loss | Jack Sollows | 1925 | Wo (inj)WoJ* |
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Austin TA SC MZ, September 10, 2011
 Arlington Tennis Center SCMZ, October 8, 2011
 Sata Scmz Bg14-12, November 5, 2011
 Bvta Scmz Bg14-12, December 3, 2011
 + Strong win over an ineligible player. * The ranking calculation does not count this match.
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