Jonathan Galyon
| Division | 16 |
| Home Town | Scottsdale, AZ |
| USTA Section | Southwest (SWTA) |
| Singles Line | 15 |
| Singles Seed | 0 |
| Doubles Line | 0 |
| Doubles Seed | 0 |
2003
Boys 16 Doubles
Main Draw
| Round | Players | Final Score |
|---|---|---|
| 1st Rd | Tommy Hicks / Ric Mortera def. Jonathan Galyon / Alex Weiland | 6-4, 4-6, 7-6(3) |
Boys 16 Singles
Feed-In
| Round | Players | Final Score |
|---|---|---|
| 1st Rd | Bye | Automatic Advance |
| 2nd Rd | Kenzo Hirakawa-Wong def. Jonathan Galyon | 6-3, 6-1 |
Main Draw
| Round | Players | Final Score |
|---|---|---|
| 1st Rd | David Kwon def. Jonathan Galyon | 1-6, 6-4, 6-0 |