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 |  |  | | Jocelyn Koester |  | | Residence: | Ballwin, MO |
| Birthplace: | Unknown | | Age: | Unknown | | Height: | Unknown | | Plays: | Unknown | | Coaching: | Unknown |  | | Complete Bio | |
STL SLDTA Seg. II Endorser, May 13, 2011
 USTA MV BG18-10 Seg. II Super 1, June 3, 2011
 USTA MV BG10-18 Seg. II Super 2, June 10, 2011
 USTA MV St. Louis Outdoor Futures, June 17, 2011
 STL SLDTA Seg. III G18-14 HS End., July 22, 2011
 USTA BG16 Zonals - St Louis, July 27, 2011
 USTA MV G16 Seg. III Super, November 4, 2011
 Stl-Sldta Jr. Challenger VI, November 18, 2011
 STL Woodsmill Holiday Open, November 25, 2011
 STL Seg. I Endorser BG18-12, December 2, 2011
 USTA MV G18 Indoor Dec. Futures, December 9, 2011
 USTA MV G18 Jan. Indoor Futures, January 13, 2012
  |  |  Rnd |  Result |  Opponent |  Rank |  Score | | 32 | Loss | Katherine Nelsen | | 6-2; 6-0 | | 1 | Win | Mackenzie Hill | | 6-0; 6-3 | | 2 | Win | Katherine Sims | + | 7-5; 2-6; 10-4 | | QQ | Win | Carly Sutton | | 7-6(4); 6-2 | | CQ | Loss | Riley Nizzi | 870 | 6-1; 5-7; 10-4 |
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+ Strong win over an ineligible player.
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