| |  | 
  | |  |
 |  |  | | Ellen Tsay |  | | Residence: | Pleasanton, CA |
| Birthplace: | Unknown | | Birthdate: | Unknown | | Height: | Unknown | | Plays: | Unknown | | Coaching: | Unknown |  | | Complete Bio | |
US Open Junior Tennis Championships, September 6, 2009
  |  |  Rnd |  Result |  Opponent |  Rank |  Score | | 32 | Loss | Akiko Omae | | 7-5; 6-2 |
|  |  |
Kentucky International Junior Tennis Der, September 14, 2009
 Eddie Herr 09 All Events, November 27, 2009
  |  |  Rnd |  Result |  Opponent |  Rank |  Score | | 64 | Loss | Katarena Paliivets | | 7-6(5);6-2 |
|  |  |
Dunlop Orange Bowl, December 7, 2009
 USTA Winter National Chmps., December 27, 2009
 USTA National Spring Chmps., March 14, 2010
 USTA International Spring Championships, April 5, 2010
  |  |  Rnd |  Result |  Opponent |  Rank |  Score | | 64 | Win | Britney Sanders | 72 | 7-5; 6-3 | | 32 | Win | Hai-Li Kong | 153 | 2-6; 7-6(7); 6-0 | | 16 | Loss | Katarena Paliivets | | 2-6; 6-3; 6-3 |
|  |  |
The Easter Bowl ITF Tennis Chmps., April 12, 2010
 USTA G18-16 National Chmps., August 8, 2010
 + Strong win over an ineligible player. * The ranking calculation does not count this match.
| |  |  | |