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 |  |  | | Ysabelle Arambulo |  | | Residence: | Los Angeles, CA |
| Birthplace: | Unknown | | Age: | Unknown | | Height: | Unknown | | Plays: | Unknown | | Coaching: | Unknown |  | | Complete Bio | |
8th Yes Foundation Winter Jr. Open, January 7, 2012
 USTA Regional Tourn. (Las Vegas), January 21, 2012
 67th Annual Fullerton Jr. Tourn., January 28, 2012
 31st Woody Hunt Mem. South Bay Tourn., February 11, 2012
 3rd Cerritos Reg. Park Open Tourn., February 18, 2012
 USTA National Open, February 25, 2012
  |  |  Rnd |  Result |  Opponent |  Rank |  Score | | 32 | Loss | Lauren Park | 51 | 6-0; 6-1 | | 1 | Loss | Julia Lilien | | 6-3; 6-0 |
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55th Long Beach Jr. Tourn., March 3, 2012
 78th Harper Ink Jr. Open Tourn., March 17, 2012
 USTA BG12 National Spring Chmps., April 8, 2012
  |  |  Rnd |  Result |  Opponent |  Rank |  Score | | 128 | Loss | AnnMartin Skelly | | 6-1; 7-6 | | 1-W | Loss | Theodora Francu | | 6-3; 6-1 | | 1-S | Loss | Anshika Singh | 259 | 0-6; 6-4; 11-9 | | 1-SE | Win | Chloe Bendetti | 390 | 6-0; 4-6; 10-6 | | Q-SE | Loss | Taylor Garcia | | 6-1; 6-1 |
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Anaheim TC Spring Jr. Open Tourn., April 28, 2012
 USTA National Open, May 12, 2012
  |  |  Rnd |  Result |  Opponent |  Rank |  Score | | 32 | Loss | Nicole Mossmer | 41 | 6-0; 6-0 | | 1 | Loss | Julia Lilien | | 6-3; 6-2 |
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Esme Pearson Memorial Jr. Open Tourn., May 19, 2012
  |  |  Rnd |  Result |  Opponent |  Rank |  Score | | 64 | Win | Taylee Shomo | | 6-4; 6-4 | | 32 | Win | Chloe Bendetti | 390 | 6-0; 6-3 | | 16 | Loss | Julia Jordan | | 7-5; 6-3 |
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97th Santa Barbara Summer Tourn., June 2, 2012
 110th So. California Sectional Chmps., June 16, 2012
 USTA National Open, July 2, 2012
 USTA Regional Tourn. (Irvine), July 7, 2012
 USTA Regional Tourn. (Las Vegas), September 1, 2012
 28th Los Caballeros Jr. Open Tourn., September 8, 2012
 49th Northridge-Matador Jr. Open Tourn., September 22, 2012
 The Orange Co./J.P. Yamasaki Open, October 6, 2012
  |  |  Rnd |  Result |  Opponent |  Rank |  Score | | 128 | Loss | Katie Chang | | 6-0; 6-1 |
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West Coast Tennis South Bay Fall Open, October 13, 2012
  |  |  Rnd |  Result |  Opponent |  Rank |  Score | | 32 | Win | Tasia Mochernak | + | 6-3; 6-2 | | 16 | Win | Adelya Karaalp | | 6-0; 6-2 | | Q | Win | Jay Kim | + | 6-0; 7-5 | | S | Win | Cassie McKenzie | | Wo (ill)WoI* | | F | Loss | Grace Danco | | 6-1; 6-1 |
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USTA Regional Tourn. (Claremont), October 27, 2012
 The SoCal Jr. Chmps., November 17, 2012
 USTA National Open, November 23, 2012
 Lakewood Open & Satellite Tourn., December 8, 2012
  |  |  Rnd |  Result |  Opponent |  Rank |  Score | | 32 | Win | Emily Freyman | | 6-0; 6-0 | | 16 | Win | Emily Hsiao | | 6-3; 6-3 | | Q | Win | Dilara Spicer | | 1-6; 6-0; 6-4 | | S | Loss | Danielle Willson | | 2-6; 6-4; 6-3 |
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USTA National Winter Chmps., December 27, 2012
 + Strong win over an ineligible player. * The ranking calculation does not count this match.
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