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 |  |  | | Nikki Kallenberg |  | | Residence: | Naples, FL |
| Birthplace: | Unknown | | Age: | Unknown | | Height: | Unknown | | Plays: | Unknown | | Coaching: | Unknown |  | | Complete Bio | |
USTA Regional Tourn. (Coral Gables), January 21, 2012
 Orange Co. Winter Des. BG18, February 4, 2012
 Big Hitters Spring Sectional BG18, March 3, 2012
 Cambier Park April Designated G18, April 28, 2012
 Delray Beach ITF, May 14, 2012
 Gulfstream Designated BG16, May 26, 2012
 USTA FL Closed Sectional BG18-14, June 9, 2012
 USTA Regional Tourn. (Ft. Myers), July 7, 2012
 USTA G16 National Clay Court Chmps., July 15, 2012
 USTA G18-16 National Chmps., August 4, 2012
 USTA Regional Tourn. (Delray Beach), September 1, 2012
 Seminole Co. Fall Sectional BG18,B16, October 6, 2012
 Atlanta ITF, October 29, 2012
 South Carolina ITF, November 5, 2012
 Evert American ITF, November 12, 2012
 Eddie Herr International Chmps., November 22, 2012
 Orange Bowl Int'l Tennis Chmps., December 3, 2012
 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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