Stadium: Court 19 Round: 60 Ground: Clay
| ITF USA F32 | 2018/11/09 14:30 | Daniel Fainblum v Robert Kelly | 4-6,1-6 |
| ITF USA F28 | 2018/10/13 15:00 | Robert Kelly v Zachary Svajda | 2-6,3-6 |
| ITF USA F26 Qual | 2018/09/24 17:00 | Robert Kelly v Henrik Wiersholm | 3-6,6-4,3-6 |
| ITF USA F26 Qual | 2018/09/23 17:00 | Jonathan Chang v Robert Kelly | 2-6,2-6 |
| ITF USA F25 | 2018/09/14 16:00 | Tim Sandkaulen v Robert Kelly | 6-7,6-1,6-0 |
| ITF USA F15 Qual | 2018/06/16 15:30 | Robert Kelly v Kyle Johnson | 6-1,6-3 |
| ITF USA F13 Qual | 2018/06/10 14:00 | Trevor A Johnson v Robert Kelly | 6-1,6-1 |
| ITF USA F13 Qual | 2018/06/09 13:00 | Morgan Dill v Robert Kelly | 2-6,1-6 |
| ITF USA F30 | 2018/11/08 21:00 | Mwendwa Mbithi v Justin Butsch | 6-7,5-7 |
| ITF USA F30 | 2018/11/07 18:25 | Chase Ferguson v Mwendwa Mbithi | 6-4,6-7,0-6 |
| ITF USA F30 | 2018/11/05 16:00 | Jakub Wojcik v Mwendwa Mbithi | 1-6,2-6 |
| ITF USA F30 | 2018/11/02 19:30 | Mwendwa Mbithi v Gabriel Diaz Freire | 3-6,7-5,6-0 |
| ITF USA F29 | 2018/10/27 15:00 | Brandon Laubser v Mwendwa Mbithi | 4-6,7-6,6-1 |
| ITF USA F29 | 2018/10/27 14:00 | Mwendwa Mbithi v Karl Poling | 6-4,5-7,6-3 |
| ITF USA F21 Qual | 2018/07/28 14:00 | Mwendwa Mbithi v McClain Kessler | 5-7,5-7 |
| ITF USA F20 Qual | 2018/07/21 15:00 | Austen Huang v Mwendwa Mbithi | 6-2,6-2 |