| |  | 
  | |  |
 |  |  | | Jaclyn Callo |  | | Residence: | Clifton, VA |
| Birthplace: | Unknown | | Age: | Unknown | | Height: | Unknown | | Plays: | Unknown | | Coaching: | Unknown |  | | Complete Bio | |
Regency Jr. Open #2 L5, February 5, 2010
 USTA MAS G14 Challenger #1 L2, February 19, 2010
  |  |  Rnd |  Result |  Opponent |  Rank |  Score | | 64 | Loss | Sydney Yao | | 6-2; 4-6; 1-0(12-10) |
|  |  |
Fredericksburg BG18-10 L4 Tourn., March 13, 2010
 USTA MAS G16 Challenger #2 L2, April 2, 2010
 Raintree Tr. Ctr. Classic L3, April 10, 2010
 USTA MAS G14 Challenger #2 L2, April 24, 2010
 Georgetown Prep Jr. Open L3, June 4, 2010
 USTA MAS BG18-16 Chmp. #3, June 18, 2010
 Potomac Jr. Open #8 L4, August 27, 2010
 USTA MAS Challenger #6 L2, September 11, 2010
 McDonough Jr. Open L3, September 25, 2010
 Fairfax Fall Tennis Classic L5, October 9, 2010
 Kingstowne Fall Jr. Open #6 L5, October 29, 2010
  |  |  Rnd |  Result |  Opponent |  Rank |  Score | | F | Loss | Rena Liu | 2523 | 6-4; 4-6; 10-6 |
|  |  |
USTA MAS G16 Challenger #7 L2, November 12, 2010
 USTA MAS G18 Challenger #8, December 4, 2010
  |  |  Rnd |  Result |  Opponent |  Rank |  Score | | 64 | Loss | Paige Olson | 1038 | 6-2; 6-0 |
|  |  |
Potomac Jr. Open #12 L4, December 10, 2010
 * The ranking calculation does not count this match.
| |  |  | |