Round: 54 Ground: Hardcourt outdoor
| ITF Kuwait F1 | 2018/11/01 07:00 | Preston Brown v Kai Wehnelt | 2-6,6-3,4-6 |
| ITF Kuwait F1 | 2018/10/30 08:45 | Preston Brown v Ali Alshati | 6-3,6-0 |
| ITF Kuwait F1 | 2018/10/28 07:00 | Fouad Behbehani v Preston Brown | 0-6,0-6 |
| ITF Kuwait F1 | 2018/10/27 10:00 | Preston Brown v Abdullah S Alharrasi | 6-0,6-1 |
| ITF Peru F2 | 2018/10/02 15:00 | Preston Brown v Diego Hidalgo | 1-6,2-6 |
| ITF Peru F1 | 2018/09/25 16:30 | Preston Brown v Nicolas Mejia | 0-6,3-6 |
| ITF Tunisia F31 | 2018/09/12 14:20 | Christoph Negritu v Preston Brown | 6-2,6-2 |
| ITF Tunisia F30 | 2018/09/03 11:30 | Preston Brown v Mathieu Garcia | 1-6,3-6 |
| ITF Egypt F19 | 2018/09/16 08:00 | Belal Abou Taleb v Francisco Lautaro Mendoza | 6-1,6-0 |
| ITF Belgium F10 Qual | 2018/08/25 08:00 | Julien De Cuyper v Francisco Lautaro Mendoza | 6-0,6-2 |
| ITF Spain F23 | 2018/08/11 10:00 | Rafael E. Grovas v Francisco Lautaro Mendoza | 6-0,6-0 |
| ITF Tunisia F24 | 2018/06/16 11:00 | Francisco Lautaro Mendoza v Garrett Johns | 1-6,0-6 |