Joseph Di Giulio
| Division | 18 |
| Home Town | Newport Beach, CA |
| USTA Section | Southern California (SCTA) |
| Singles Line | 19 |
| Singles Seed | 0 |
| Doubles Line | 17 |
| Doubles Seed | 7 |
2013
Boys 18 Doubles
Main Draw
| Round | Players | Final Score |
|---|---|---|
| 1st Rd | Bye | Automatic Advance |
| 2nd Rd | Robbie Bellamy / Joseph Di Giulio (7) def. Yannik Mahlangu / Richard Pham | 3-6, 7-5, 1-0(1) |
| 3rd Rd | William Griffith / J.T. Nishimura def. Robbie Bellamy / Joseph Di Giulio (7) | 7-6(5), 6-3 |
Boys 18 Singles
Main Draw
| Round | Players | Final Score |
|---|---|---|
| 1st Rd | Joseph Di Giulio def. Nick Dykema | 6-2, 6-1 |
| 2nd Rd | M. Mackenzie McDonald (9) def. Joseph Di Giulio | 6-3, 6-3 |
Feed-In
| Round | Players | Final Score |
|---|---|---|
| 2nd Rd | Nicolas Chua def. Joseph Di Giulio | Def(ns) |
2012
Boys 18 Singles
Main Draw
| Round | Players | Final Score |
|---|---|---|
| 1st Rd | Joseph Di Giulio def. Morgan Mays | 3-6, 6-2, 7-5 |
| 2nd Rd | Elliott Orkin def. Joseph Di Giulio | 6-4, 7-5 |
Feed-In
| Round | Players | Final Score |
|---|---|---|
| 2nd Rd | Zachary Bost def. Joseph Di Giulio | 7-5, 6-2 |
Boys 18 Doubles
Main Draw
| Round | Players | Final Score |
|---|---|---|
| 1st Rd | Joseph Di Giulio / George Goldhoff def. Brett Bacharach / Dominic Patrick | 6-1, 6-3 |
| 2nd Rd | Joseph Di Giulio / George Goldhoff def. Ian Dempster / Benjamin Donovan | 6-4, 6-3 |
| 3rd Rd | Robbie Bellamy / Gregory Garcia (16) def. Joseph Di Giulio / George Goldhoff | Wo(inj) |
2011
Boys 16 Singles
Main Draw
| Round | Players | Final Score |
|---|---|---|
| 1st Rd | Joseph Di Giulio def. Carl Reid | 6-1, 6-1 |
| 2nd Rd | Joseph Di Giulio def. Martin Redlicki (12) | 6-0, 6-4 |
| 3rd Rd | Joseph Di Giulio def. Andrew Schafer | 6-3, 6-2 |
| 4th Rd | Roy Lederman (19) def. Joseph Di Giulio | 6-4, 6-3 |
Feed-In
| Round | Players | Final Score |
|---|---|---|
| 4th Rd | Zandrix Acob def. Joseph Di Giulio | 7-6(6), 6-4 |
Boys 16 Doubles
Main Draw
| Round | Players | Final Score |
|---|---|---|
| 1st Rd | Bye | Automatic Advance |
| 2nd Rd | Joseph Di Giulio / Gregory Garcia (5) def. Christopher Barrus / Joshua Wardell | 6-3, 6-4 |
| 3rd Rd | Joseph Di Giulio / Gregory Garcia (5) def. Miguel Alda / Grant Riechmann | 5-7, 7-6(5), 1-0(8) |
| 4th Rd | Joseph Di Giulio / Gregory Garcia (5) def. Toshiki Matsuya / J.T. Nishimura | 6-1, 6-2 |
| Qtr. Final Rd | Joseph Di Giulio / Gregory Garcia (5) def. Luca Corinteli / Spencer Papa (2) | 7-6(5), 6-4 |
| Semi Final Rd | Joseph Di Giulio / Gregory Garcia (5) def. Christopher Vrabel / Anton Zykov (12) | 6-4, 6-3 |
| Final Rd | Yale Goldberg / Ronnie Schneider (1) def. Joseph Di Giulio / Gregory Garcia (5) | 6-7(2), 6-1, 6-3 |
2010
Boys 16 Singles
Main Draw
| Round | Players | Final Score |
|---|---|---|
| 1st Rd | Elliott Sprecher def. Joseph Di Giulio | 7-5, 7-6(4) |
Feed-In
| Round | Players | Final Score |
|---|---|---|
| 1st Rd | Bye | Automatic Advance |
| 2nd Rd | Harris Jadun def. Joseph Di Giulio | 6-4, 6-1 |
Boys 16 Doubles
Main Draw
| Round | Players | Final Score |
|---|---|---|
| 1st Rd | Carlos Di Laura / Mac Roy def. Joseph Di Giulio / Spencer Papa | 7-6(0), 4-6, 1-0(5) |