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 |  |  | Derek Klein |  | Residence: | San Diego, CA |
Birthplace: | Unknown | Age: | Unknown | Height: | Unknown | Plays: | Unknown | Coaching: | Unknown |  | Complete Bio | |
Esme Pearson Memorial Tourn., January 2, 2010
 59th Gene Jung Whittier Midwinter, January 16, 2010
 65th Fullerton Jr. Tourn., January 30, 2010
 USTA National Open, February 13, 2010
 29th Woody Hunt Mem. South Bay Tourn., February 27, 2010
 54th Long Beach Jr. Tourn., March 13, 2010
 76th Harper Ink Mem. Tourn., March 27, 2010
  |  |  Rnd |  Result |  Opponent |  Rank |  Score | 64 | Loss | Axel Cramer | 1472 | 6-7; 6-4; 7-6 |
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23rd Arcadia Open Tourn., April 10, 2010
 9th Muterspaw Chmps., May 1, 2010
 31st Cerritos Spring BG18-8, May 8, 2010
 USTA National Opens, May 22, 2010
 Quiksilver Jr. Chmps., May 28, 2010
 95th Santa Barbara Summer Tourn., June 5, 2010
 108th So. CA Sectional Chmps., June 19, 2010
 USTA National Opens, July 3, 2010
 USTA B18-16 National Clay Court Chmps., July 18, 2010
 15th Balboa TC Jr. Tourn., July 26, 2010
 USTA National BG18-16 Chmps., August 6, 2010
 Carmel Valley AC Fall Jr. Chmps., September 3, 2010
 26th Los Caballeros Jr., September 11, 2010
 47th Northridge-Matador Tourn., September 25, 2010
 Dunlop Jr. Chmps., October 9, 2010
 Thanksgiving Vacation Jr. Tourn., November 13, 2010
 USTA National Open, November 25, 2010
 47th Anaheim Jr. Tourn., December 4, 2010
 USTA Winter National Chmps., December 27, 2010
 * The ranking calculation does not count this match.
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