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 |  |  | | Jocelyn Koester |  | | Residence: | Florissant, MO |
| Birthplace: | Unknown | | Age: | Unknown | | Height: | Unknown | | Plays: | Unknown | | Coaching: | Unknown |  | | Complete Bio | |
USTA MV G16 Indoor Feb. Futures, February 12, 2010
 SLDTA Jr. Challenger III, February 26, 2010
 STL SLDTA Seg. II Endorser I, April 9, 2010
 USTA MV BG12-18 Topeka Outdoor Futures, May 14, 2010
 USTA MV BG18-10 Seg. II Super 1, June 4, 2010
 USTA MV BG1018 Seg. II Super 2, June 11, 2010
 USTA MV St. Louis Outdoor Futures, June 18, 2010
 USTA MV Wichita Outdoor Futures, June 25, 2010
 STL SLDTA Seg. III G18-14 HS End., July 23, 2010
 Zone Team BG16 - St Louis, July 28, 2010
 USTA MV BG12-18 Summer Chmps., August 12, 2010
 USTA MV G16 Segment III Super, October 29, 2010
 St. Louis Gateway Chmps., November 5, 2010
 STL Seg. I Endorser BG18-12, December 3, 2010
 USTA MV G16 Indoor Dec. Futures, December 10, 2010
 + Strong win over an ineligible player. * The ranking calculation does not count this match.
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