Thomas Jahn
| Division | 18 |
| Home Town | Mount Pleasant, SC |
| USTA Section | Southern (STA) |
| Singles Line | 60 |
| Singles Seed | 0 |
| Doubles Line | 5 |
| Doubles Seed | 28 |
2018
Boys 18 Doubles
Main Draw
| Round | Players | Final Score |
|---|---|---|
| 1st Rd | Welsh Hotard / Thomas Jahn (28) def. Aidan Harris / Kazuki Matsuno | 6-2, 6-3 |
| 2nd Rd | Welsh Hotard / Thomas Jahn (28) def. Hayden Cassone / Daniel Nuzhny | 6-3, 3-6, 1-0(6) |
| 3rd Rd | Patrick Kypson / Danny Thomas (1) def. Welsh Hotard / Thomas Jahn (28) | 6-2, 6-2 |
Boys 18 Singles
Main Draw
| Round | Players | Final Score |
|---|---|---|
| 1st Rd | Henry Patrick Cacciatore def. Thomas Jahn | 6-4, 6-0 |
Feed-In
| Round | Players | Final Score |
|---|---|---|
| 1st Rd | Bye | Automatic Advance |
| 2nd Rd | Christian Alshon (20) def. Thomas Jahn | 6-2, 6-3 |
2016
Boys 16 Singles
Main Draw
| Round | Players | Final Score |
|---|---|---|
| 1st Rd | JanMagnus Johnson def. Thomas Jahn | 6-2, 6-2 |
Feed-In
| Round | Players | Final Score |
|---|---|---|
| 1st Rd | Bye | Automatic Advance |
| 2nd Rd | Russell Benkaim def. Thomas Jahn | 3-6, 6-4, 1-0(4) |
Boys 16 Doubles
Main Draw
| Round | Players | Final Score |
|---|---|---|
| 1st Rd | Andrew Branicki Jr. / Thomas Jahn def. Daniel deLeon / Cambell Nakayama | 7-5, 3-6, 1-0(10) |
| 2nd Rd | Andrew Branicki Jr. / Thomas Jahn def. Michael Sun / Sean Wei (10) | 5-7, 6-4, 1-0(8) |
| 3rd Rd | Andrew Branicki Jr. / Thomas Jahn def. Austin Abbrat / Anders Gibbons | 6-3, 6-1 |
| 4th Rd | Drew Baird / Lukas Greif (6) def. Andrew Branicki Jr. / Thomas Jahn | 6-1, 6-3 |