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 |  |  | Katherine Yau |  | Residence: | Manhasset, NY |
Birthplace: | Unknown | Age: | Unknown | Height: | Unknown | Plays: | Unknown | Coaching: | Unknown |  | Complete Bio | |
L1 Kings Park Eastern Des. G18, January 7, 2011
 L1 Eastern G18 Des. Closed, January 28, 2011
 L1 Tiger Eastern Des. G18, February 11, 2011
 USTA National Open, February 26, 2011
 USTA National Spring Championship, March 13, 2011
 L1 Eastern G18 Des. Closed, March 25, 2011
 L1 Drumlins Eastern Des. BG18, April 22, 2011
 USTA National Open, May 14, 2011
  |  |  Rnd |  Result |  Opponent |  Rank |  Score | 32 | Loss | Emily Hahn | 97 | 6-2; 5-7; 6-4 | 1 | Loss | Zoe Katz | 78 | 6-2; 5-7; 1-0(9) |
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L1 Sportime Lynbrook Eastern Des. Closed, May 20, 2011
 L1 Maywood Eastern Des. Closed, June 3, 2011
 USTA National Open, July 2, 2011
 USTA Regional Tourn. (St. Louis), July 9, 2011
 USTA G18 National Clay Court Chmps., July 17, 2011
 USTA G18-16 National Chmps., August 6, 2011
 USTA Regional Tourn. (New Haven), September 3, 2011
 L1 RWTTC Eastern Des. G18, September 23, 2011
 * The ranking calculation does not count this match.
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