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 |  |  | | Isabella Mermersky |  | | Residence: | Washington, DC |
| Birthplace: | Unknown | | Age: | Unknown | | Height: | Unknown | | Plays: | Unknown | | Coaching: | Unknown |  | | Complete Bio | |
USTA MAS G14 Challenger #3, May 19, 2012
 Mall Annual Jr. Tourn., May 26, 2012
 Georgetown Prep Jr. Open L3, June 2, 2012
 USTA MAS Championship #3, June 19, 2012
 USTA National Open, July 2, 2012
 USTA Regional Tourn. (New Haven), July 7, 2012
 USTA G14 National Clay Court Chmps., July 15, 2012
 USTA Zonal BG14 - Cary, July 25, 2012
 USTA G14 National Chmps., August 4, 2012
 USTA Regional Tourn. (West Chester), September 1, 2012
 USTA MAS BG18 Challenger #6 L2, September 8, 2012
 USTA MAS G16 Challenger #6, September 15, 2012
 USTA MAS G16 Chmp.#4, October 6, 2012
 Pentagon City Jr. Open #1 L4, October 12, 2012
 USTA Regional Tourn. (Cincinnati), October 27, 2012
 Potomac Jr. Open #13 L5, November 2, 2012
 USTA MAS G14 Challenger #7, November 10, 2012
 USTA MAS G16 Challenger #7, November 17, 2012
 USTA National Open, November 23, 2012
 USTA MAS BG16 Challenger #8, December 8, 2012
 DC Closed Youth Chmps. L4, December 14, 2012
 Boars Head Sports Club Jr., December 21, 2012
 USTA National Winter Chmps., December 27, 2012
 USTA MAS Championship #1 G14, January 5, 2013
 USTA MAS G16 Chmp. #1 L1, January 12, 2013
 USTA MAS BG16 Challenger #1, February 9, 2013
  |  |  Rnd |  Result |  Opponent |  Rank |  Score | | 32 | Loss | Zoe Fraser | | 7-5; 6-1 |
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Pentagon City Jr. Open #4 L4, March 22, 2013
 Raintree Tr. Ctr. Classic L3, March 30, 2013
 USTA MAS G16 Challenger #2, April 20, 2013
 USTA MAS Challenger #2 BG18, April 27, 2013
 USTA National Open, May 11, 2013
 + Strong win over an ineligible player. * The ranking calculation does not count this match.
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