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 |  |  | | Sebastian Castillo |  | | Residence: | Wesley Chapel, FL |
| Birthplace: | Unknown | | Age: | Unknown | | Height: | Unknown | | Plays: | Unknown | | Coaching: | Unknown |  | | Complete Bio | |
Serendipity Local State Warmup, May 26, 2012
 Harbor Hills Summer Super Series, June 2, 2012
 Temple Terrace Jr. Local Summer Bash, June 23, 2012
 BSAC Local Summer Challenge, July 14, 2012
  |  |  Rnd |  Result |  Opponent |  Rank |  Score | | 32 | Win | Michael Marinskiy | | 6-0; 6-3 | | 16 | Loss | Gray Aloian | | 3-6; 6-4; 10-5 |
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North Florida Designated BG18-12, July 21, 2012
 Harbour Island AC Summer Super Series, July 28, 2012
 Royal Palm August Designated B14, August 11, 2012
 Serendipity's September Super Series, September 1, 2012
  |  |  Rnd |  Result |  Opponent |  Rank |  Score | | 32 | Loss | Max Zheng | | 7-6(4); 6-4 |
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Jacksonville B14 Designated, September 8, 2012
 Seminole Co. Fall Sectional BG14,G16, October 6, 2012
 Hunter's Green Local Clay Challenge, October 27, 2012
  |  |  Rnd |  Result |  Opponent |  Rank |  Score | | 16 | Win | Jesse Dewitt | | 6-0; 6-0 | | Q | Loss | Rhys Richardson | | 6-1; 6-2 |
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Saddlebrook Sports Local L7, November 10, 2012
  |  |  Rnd |  Result |  Opponent |  Rank |  Score | | 32 | Win | Mark Riedmueller | | Wd (inj)WJ* | | 16 | Win | Santiago Romanos | + | 7-6(2); 2-6; 11-9 | | Q | Loss | Emanuel Llamas | | 6-1; 6-2 |
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Holiday Dec. Designated BG14-12, December 1, 2012
 51st Jr. Orange Bowl Intl. Chmps., December 14, 2012
  |  |  Rnd |  Result |  Opponent |  Rank |  Score | | 256 | Loss | Juan Segura | 26 | 6-0; 6-0 |
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Harry Gilbert's Tampa Super Series L6, January 12, 2013
  |  |  Rnd |  Result |  Opponent |  Rank |  Score | | 32 | Loss | Holleman Hughes | | 6-0; 6-1 |
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USTA Regional Tourn. (Coral Gables), January 26, 2013
 Seminole County Winter Des., February 2, 2013
 Hunter's Green L7 Jr. Chmps., April 13, 2013
  |  |  Rnd |  Result |  Opponent |  Rank |  Score | | 32 | Win | Joshua Bode | | 7-5; 2-6; 10-3 | | 16 | Loss | Zachary Burau | | 6-1; 6-2 |
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Serendipity April BG14 Designated, April 27, 2013
 + Strong win over an ineligible player. * The ranking calculation does not count this match.
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