Round: 62 Ground: Clay
| ITF USA F20 Qual | 2018/07/21 15:00 | Alexander Lebedev v Benjamin Rosen | 6-1,6-7,6-1 |
| ITF USA F19B | 2018/07/18 15:00 | Alexander Lebedev v Danny Thomas | 5-7,2-6 |
| ITF USA F19B Qual | 2018/07/16 17:25 | Alexander Lebedev v Alexander Cozbinov | 6-2,6-4 |
| ITF USA F19B Qual | 2018/07/15 15:00 | Alexander Lebedev v Alex Blumenberg | 6-4,5-7,6-1 |
| ITF USA F19 | 2018/07/04 13:30 | Alexander Lebedev v Jordi Arconada | 6-3,1-6,1-6 |
| ITF USA F17 Qual | 2018/06/24 18:30 | Alexander Lebedev v Matic Spec | 6-7,4-6 |
| ITF USA F15 | 2018/06/21 15:55 | Ronnie Schneider v Alexander Lebedev | 6-1,4-6,7-5 |
| ITF USA F15 | 2018/06/20 14:00 | Alexander Lebedev v Nicolaas Scholtz | 6-4,6-3 |
| ITF USA F20 Qual | 2018/07/21 15:00 | Joaquin Marquez v Yang Liu | 6-7,6-3,6-1 |
| ITF Mexico F2 | 2018/05/12 16:00 | Julian Bradley v Joaquin Marquez | 6-4,6-1 |
| ITF Mexico F1 | 2018/05/06 15:00 | Joaquin Marquez v Ivar Jose Aramburu Contreras | 6-7,4-6 |
| ITF Mexico F8 | 2017/12/02 17:00 | Joaquin Marquez v Eduardo Yahir Orozco Rangel | 6-4,6-7,3-6 |
| ITF Mexico F7 | 2017/11/27 15:00 | Joaquin Marquez v Michael-John Every | 4-6,1-6 |
| ITF Mexico F6 | 2017/11/18 16:00 | Joaquin Marquez v Nicholas Reyes | 4-6,3-6 |
| ITF USA F37 | 2017/11/11 17:00 | Joaquin Marquez v Sid Donarski | 1-6,0-6 |
| ITF USA F37 | 2017/11/10 15:00 | Joaquin Marquez v Joseph Corse | 6-0,6-3 |