Brett Johnson
| Division | 18 |
| Home Town | Louisville, KY |
| USTA Section | Southern (STA) |
| Singles Line | 180 |
| Singles Seed | 0 |
| Doubles Line | 76 |
| Doubles Seed | 0 |
2010
Boys 18 Doubles
Main Draw
| Round | Players | Final Score |
|---|---|---|
| 1st Rd | Bye | Automatic Advance |
| 2nd Rd | Maks Gold / Brett Johnson def. Devin Lane / Tyler Loong | 2-6, 6-3, 1-0(8) |
| 3rd Rd | Nick Chappell / Marcos Giron (5) def. Maks Gold / Brett Johnson | 6-2, 6-2 |
Boys 18 Singles
Main Draw
| Round | Players | Final Score |
|---|---|---|
| 1st Rd | Bye | Automatic Advance |
| 2nd Rd | Justin Crenshaw def. Brett Johnson | 6-3, 6-0 |
Feed-In
| Round | Players | Final Score |
|---|---|---|
| 2nd Rd | Luke Synn def. Brett Johnson | 7-6(2), 4-6, 1-0(10) |
2008
Boys 16 Singles
Main Draw
| Round | Players | Final Score |
|---|---|---|
| 1st Rd | Bye | Automatic Advance |
| 2nd Rd | Matthew Dooley def. Brett Johnson | 2-6, 6-3, 6-1 |
Feed-In
| Round | Players | Final Score |
|---|---|---|
| 2nd Rd | Brett Johnson def. Jacob Imam | Wo(inj) |
| 3rd Rd Qualifying | Patrick Kawka def. Brett Johnson | 6-2, 2-0 Ret(inj) |
Boys 16 Doubles
Main Draw
| Round | Players | Final Score |
|---|---|---|
| 1st Rd | Alex Crum / Brett Johnson def. Brandon DeBot / Ethan Dunbar | 3-6, 6-2, 6-0 |
| 2nd Rd | Marcos Giron / Thomas Pham (7) def. Alex Crum / Brett Johnson | 6-2, 6-3 |