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 |  |  | | Mark De Castro |  | | Residence: | Union City, CA |
| Birthplace: | Unknown | | Birthdate: | Unknown | | Height: | Unknown | | Plays: | Unknown | | Coaching: | Unknown |  | | Complete Bio | |
SSRC Junior Excellence, February 5, 2005
  |  |  Rnd |  Result |  Opponent |  Rank |  Score | | 32 | Loss | Max Glenn | 255 | 7-5; 4-6; 7-5 | | 1 | Win | Evan Buchanan | 248 | 6-1; 6-0 | | 2 | Loss | Daniel Holz | | 6-4; 6-0 |
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USTA National Opens, February 17, 2005
 Johnson Ranch Championships, March 5, 2005
 West Lane Jr. Chmps. & 10 Open, March 19, 2005
 Willow Creek Junior Open, April 2, 2005
 Spare Time, Inc. Jr 12,14 Chmps., April 16, 2005
  |  |  Rnd |  Result |  Opponent |  Rank |  Score | | 32 | Loss | Jamin Ball | 160 | 6-3; 6-3 |
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Rio Del Oro Jr Tennis Championships, April 30, 2005
  |  |  Rnd |  Result |  Opponent |  Rank |  Score | | 32 | Win | Joseph Capaul | | 6-4; 6-1 | | 16 | Win | Jeffrey Liu | 172 | 6-1; 4-6; 6-3 | | Q | Loss | Sky Lovill | 44 | 6-2; 6-4 |
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Fremont Junior Open, May 14, 2005
 Spare Time Memorial Day Jr. Excellence, May 28, 2005
 NorCal 14 Jr. Sectional Chmps., June 20, 2005
 USTA National Opens, July 2, 2005
 USTA Zone Team Chmps., July 10, 2005
  |  |  Rnd |  Result |  Opponent |  Rank |  Score | | RR | Win | Taylor Gilliland | | 3-6; 7-6(6); 1-0(5) | | RR | Win | Parker Lewis | | 6-2; 7-5 | | RR | Win | Alex Solove | 1145 | 6-2; 6-4 | | RR | Win | Tyler Manci | 581 | 6-0; 6-0 |
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West Coast Jr. Chmps., August 1, 2005
 Harbor Bay BG14,12 Labor Day Excellence, September 3, 2005
 Fremont Jr. Chmps. BG18-14, October 8, 2005
  |  |  Rnd |  Result |  Opponent |  Rank |  Score | | 128 | Win | Matt Gillfillan | | 6-2; 6-2 | | 64 | Loss | Alan Shin | | 6-3; 3-6; 6-2 |
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Blackhawk Autumn Chmps., November 5, 2005
 USTA National Opens, November 24, 2005
 California Bowl, December 17, 2005
 USTA National Winter Chmps., December 27, 2005
 + Strong win over an ineligible player. * The ranking calculation does not count this match.
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