Juan Carlos Sierra (COL)
Country: Colombia, Born June 10, 1992 (20 years old), Category: Junior, Boys
ITF Ranking
-
Career High : 667
Tournaments played in 2010
See detailed tennis results of Juan Carlos Sierra| Aug 09 | B18 G5 | 1/16 | Copa Club Farallones, Farallones(COL) |
| Jan 18 | B18 G1 | 1/32 | Barranquilla Junior Tennis Tournament, Barranquilla(COL) |
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