| |  | 
  | |  |
 |  |  | | Karl Lee |  | | Residence: | Los Altos, CA |
| Birthplace: | Unknown | | Age: | Unknown | | Height: | Unknown | | Plays: | Unknown | | Coaching: | Unknown |  | | Complete Bio | |
Sportsmen of Stanislaus Jr. Open, May 19, 2012
 Seascape Memorial 3-Day Open, May 26, 2012
  |  |  Rnd |  Result |  Opponent |  Rank |  Score | | 32 | Loss | Mihir Singh | 93 | 6-1; 6-2 |
|  |  |
NORCAL BG12 Sectional Chmps., June 9, 2012
  |  |  Rnd |  Result |  Opponent |  Rank |  Score | | 64 | Loss | Ajay Ramani | 118 | 6-2; 6-0 | | 1 | Loss | Lenny Lin | | 6-2; 6-4 |
|  |  |
Saratoga Jr. Open, June 18, 2012
  |  |  Rnd |  Result |  Opponent |  Rank |  Score | | 16 | Win | Miles Owyang | | 7-5; 6-1 | | Q | Loss | Mukund Madabhushi | | 6-0; 6-4 |
|  |  |
Sylvano TA Jr. Open Classic, June 25, 2012
  |  |  Rnd |  Result |  Opponent |  Rank |  Score | | 16 | Win | Nathan Ang | | Wd (emerg)WI* | | Q | Loss | Anand Narayan | | 6-2; 6-1 |
|  |  |
Sylvano TA Fourth of July Open, July 2, 2012
 Fremont TC Jr. Open, July 16, 2012
 Sierra View Sizzler, July 21, 2012
 Los Gatos Jr. Open, August 10, 2012
 The Tao of Tennis Open, September 15, 2012
 Fremont TC Jr. Chmps., September 29, 2012
 Seascape Oct. 1-Weekend Open/Chal., October 6, 2012
 Happy New Year! Lafayette TC Open, January 5, 2013
 Sylvano TA Martin Luther King Jr. Open, January 19, 2013
  |  |  Rnd |  Result |  Opponent |  Rank |  Score | | 32 | Loss | Kunal Barde | 725 | 6-1; 7-5 |
|  |  |
Lafayette Tennis Club Jr. Open, February 2, 2013
 Johnson Ranch Jr. Chmps., February 9, 2013
 Alameda High Jr. Open, February 16, 2013
 Modesto Jr. Chmps., March 2, 2013
 Rio Del Oro Jr. Chmps., April 27, 2013
 * The ranking calculation does not count this match.
| |  |  | |