Round: 54 Ground: Hardcourt outdoor
| ITF M15 Norman | 2019/07/10 14:00 | Vasile-Alexandru Ghilea v Jonathan Sorbo | 6-4,6-2 |
| ITF M15 Norman | 2019/07/09 14:00 | Jonathan Sorbo v Juan Jose Mateus Rubiano | 6-3,7-6 |
| ITF M15 Pittsburgh | 2019/07/02 14:00 | Robert Cash v Jonathan Sorbo | 6-4,4-6,10-7 |
| ITF M15 Orlando | 2019/06/18 13:00 | Zachary Svajda v Jonathan Sorbo | 6-1,6-1 |
| ITF M15 Orlando | 2019/06/17 13:00 | David Bogatin v Jonathan Sorbo | 2-6,3-6 |
| ITF M25 Wichita | 2019/06/10 15:00 | Quinn Vandecasteele v Jonathan Sorbo | 6-3,5-7,16-14 |
| ITF M25 Pensacola | 2019/05/06 14:00 | Jonathan Sorbo v Peter Bertran | 2-6,2-6 |
| ITF M15 Orange Park | 2019/04/15 14:00 | Jonathan Sorbo v Yeudy Villar | 1-6,2-6 |
| ITF M15 Champaign | 2019/06/07 17:00 | Vuk Budic v Diego Hidalgo | 1-6,1-6 |
| ITF M15 Champaign | 2019/06/06 23:55 | Michael Shabaz v Vuk Budic | 2-6,2-6 |
| ITF M15 Champaign | 2019/06/04 17:00 | Vuk Budic v Aron Hiltzik | 1-6,7-5,7-6 |
| Challenger Champaign | 2018/11/10 21:15 | Vuk Budic v Danny Thomas | 3-6,4-6 |
| ITF USA F21 Qual | 2018/07/30 15:00 | Vuk Budic v Keegan Smith | 1-6,2-6 |
| Challenger Champaign Qual | 2017/11/11 19:15 | Vuk Budic v Trey Yates | 0-6,6-7 |
| ITF USA F26 Qual | 2017/07/29 16:30 | Vuk Budic v Agustin Maria Gascia | 3-6,2-6 |
| ITF USA F24 Qual | 2017/07/15 14:00 | Vuk Budic v Josh Silverstein | 3-6,4-6 |