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 |  |  | | Coby Delrosario |  | | Residence: | Fremont, CA |
| Birthplace: | Unknown | | Age: | Unknown | | Height: | Unknown | | Plays: | Unknown | | Coaching: | Unknown |  | | Complete Bio | |
USTA Regional Tourn. (Sacramento), July 7, 2012
 Berkeley Jr. Open, September 8, 2012
 Courtside Jr. Chmps., September 15, 2012
 Fremont TC Jr. Chmps., September 29, 2012
 Broadstone Jr. Excellence, October 13, 2012
 Johnson Ranch Jr. Chmps., February 9, 2013
 Modesto Jr. Chmps., March 2, 2013
 Spare Time Clubs Jr. Chmps., March 16, 2013
 Sylvano Tennis Academy: Easter Open, March 30, 2013
 Diamond Hills Jr. Chmps., April 13, 2013
 Rio Del Oro Jr. Chmps., April 27, 2013
 City of Fremont Jr. Open, May 4, 2013
  |  |  Rnd |  Result |  Opponent |  Rank |  Score | | 32 | Win | Garrett Chun | | 6-1; 6-0 | | 16 | Win | Cesar Nava Gonzales | | 6-2; 6-4 | | Q | Loss | Gautam Bulusu | | 6-1; 7-5 |
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Spare Time Memorial Day Jr. Excellence, May 18, 2013
 NorCal BG14 Sectional Chmps., June 8, 2013
 * The ranking calculation does not count this match.
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