William Lowell
| Division | 18 |
| Home Town | Nahant, MA |
| USTA Section | New England Lawn (NELTA) |
| Singles Line | 79 |
| Singles Seed | 0 |
| Doubles Line | 64 |
| Doubles Seed | 0 |
2006
Boys 18 Doubles
Main Draw
| Round | Players | Final Score |
|---|---|---|
| 1st Rd | Paul Chappell / William Lowell def. Dejon Bivens / David Hopkins | 0-6, 6-3, 6-2 |
| 2nd Rd | Walker Lyons / Julian Sullivan def. Paul Chappell / William Lowell | 6-4, 6-3 |
Boys 18 Singles
Main Draw
| Round | Players | Final Score |
|---|---|---|
| 1st Rd | William Lowell def. Blake Wardman | 2-6, 6-2, 6-1 |
| 2nd Rd | Ryan Smith def. William Lowell | 6-4, 6-3 |
Feed-In
| Round | Players | Final Score |
|---|---|---|
| 2nd Rd | Kevin King def. William Lowell | 6-2, 4-6, 6-3 |
2005
Boys 18 Singles
Main Draw
| Round | Players | Final Score |
|---|---|---|
| 1st Rd | Jon Wiegand def. William Lowell | 7-6(3), 6-3 |
Feed-In
| Round | Players | Final Score |
|---|---|---|
| 1st Rd | Bye | Automatic Advance |
| 2nd Rd | William Lowell def. Carlos Salmon | 6-2, 3-6, 6-3 |
| 3rd Rd Qualifying | George Entis def. William Lowell | 7-5, 6-3 |
Boys 18 Doubles
Main Draw
| Round | Players | Final Score |
|---|---|---|
| 1st Rd | Bye | Automatic Advance |
| 2nd Rd | Marc Asch / William Lowell def. Preston Lemon / Yiran Liu | 6-3, 6-2 |
| 3rd Rd | Michael Johnson / Holden (withdrew) Seguso def. Marc Asch / William Lowell | 6-1, 6-2 |
2004
Boys 16 Singles
Main Draw
| Round | Players | Final Score |
|---|---|---|
| 1st Rd | Roshan Potarazu def. William Lowell | 6-2, 6-4 |
Feed-In
| Round | Players | Final Score |
|---|---|---|
| 1st Rd | Bye | Automatic Advance |
| 2nd Rd | Jonathan Spero def. William Lowell | 6-1, 6-2 |