John Lasanajak
| Division | 16 |
| Home Town | Lawrenceville, GA |
| USTA Section | Southern (STA) |
| Singles Line | 212 |
| Singles Seed | 33 |
| Doubles Line | 68 |
| Doubles Seed | 21 |
2019
Boys 16 Doubles
Main Draw
| Round | Players | Final Score |
|---|---|---|
| 1st Rd | John Lasanajak / Waleed Qadir (21) def. Ritesh Patil / Ethan Silva | 4-6, 6-2, 1-0(7) |
| 2nd Rd | John Lasanajak / Waleed Qadir (21) def. Thomas Navarro / Tyler Stewart | 6-3, 5-7, 1-0(10) |
| 3rd Rd | Lucas Brown / Aidan Kim (11) def. John Lasanajak / Waleed Qadir (21) | 6-1, 6-3 |
Boys 16 Singles
Main Draw
| Round | Players | Final Score |
|---|---|---|
| 1st Rd | John Lasanajak (33) def. Ethan Lee | 6-1, 6-0 |
| 2nd Rd | John Lasanajak (33) def. Owen Megargee | 6-3, 7-6(5) |
| 3rd Rd | Frank Thompson (24) def. John Lasanajak (33) | 6-3, 6-2 |
Feed-In
| Round | Players | Final Score |
|---|---|---|
| 3rd Rd | Gabrielius Guzauskas (12) def. John Lasanajak (33) | 1-6, 7-5, 1-0(8) |