Andrew Diefenbach
| Division | 18 |
| Home Town | ORINDA, CA |
| USTA Section | Northern California (NCTA) |
| Singles Line | 119 |
| Singles Seed | 0 |
| Doubles Line | 0 |
| Doubles Seed | 0 |
2002
Boys 18 Singles
Feed-In
| Round | Players | Final Score |
|---|---|---|
| 1st Rd | Bye | Automatic Advance |
| 2nd Rd | Ryan Berger def. Andrew Diefenbach | 6-7(4), 7-5, 6-4 |
Main Draw
| Round | Players | Final Score |
|---|---|---|
| 1st Rd | Matthew Christian def. Andrew Diefenbach | 6-1, 6-1 |
2001
Boys 16 Singles
Main Draw
| Round | Players | Final Score |
|---|---|---|
| 1st Rd | Andrew Diefenbach def. Brady Crosby | 6-1, 6-0 |
| 2nd Rd | Jack Li (12) def. Andrew Diefenbach | 6-0, 6-4 |
Feed-In
| Round | Players | Final Score |
|---|---|---|
| 2nd Rd | Andrew Diefenbach def. Ira Reibeisen | 6-4, 6-1 |
| 3rd Rd Qualifying | Andrew Diefenbach def. Jordan DeLass | 7-6(4), 6-1 |
| 3rd Rd | Andrew Diefenbach def. Paul Mirabello | 6-0, 6-0 |
| 4th Rd Qualifying | Gregory Ouellette def. Andrew Diefenbach | 6-3, 6-2 |
Boys 16 Doubles
Main Draw
| Round | Players | Final Score |
|---|---|---|
| 1st Rd | Andrew Diefenbach / Christopher Rasmussen def. Colt Gaston / Will Johnson Plyler | 6-2, 6-4 |
| 2nd Rd | Jason Pinsky / Nick Rinks (15) def. Andrew Diefenbach / Christopher Rasmussen | 4-6, 6-4, 6-4 |