Stadium: Court 17 Round: 62 Ground: Hardcourt outdoor
| ITF Mexico F2 | 2018/05/13 16:00 | Lamble, John v Ruiz Velasco, Santiago | 6-2,6-2 |
| ITF Mexico F2 | 2018/05/12 15:00 | Lamble, John v Hastings Fernandez Oro, Alejandro | 6-2,6-1 |
| ITF Mexico F1 | 2018/05/09 19:15 | Krainik, Pavel v Lamble, John | 4-6,7-5,6-2 |
| ITF Mexico F1 | 2018/05/08 19:40 | Alejandro H Franco v Lamble, John | 0-6,6-2,2-6 |
| ITF USA F12 | 2018/04/24 16:30 | Alejandro Tabilo v Lamble, John | 7-6,6-4 |
| ITF USA F11 | 2018/04/17 14:00 | Lamble, John v El Midhawy, Adam | 6-7,1-6 |
| ITF USA F10 Qual | 2018/04/08 16:00 | Lamble, John v Shabaz, Michael | 3-6,4-6 |
| ITF USA F8 Qual | 2018/03/17 17:00 | Bangoura, Sekou v Lamble, John | 5-7,6-0,6-1 |
| ITF Mexico F2 | 2018/05/13 16:00 | Fortin, Michel-Alexandre v Batalla Diez, Juan Ignacio | 6-7,3-6 |
| ITF Mexico F2 | 2018/05/12 15:00 | Olaya, Jorge Alejandro v Batalla Diez, Juan Ignacio | 4-6,7-6,2-6 |
| ITF Mexico F1 | 2018/05/05 16:00 | Batalla Diez, Juan Ignacio v Hernandez Moreno, Omar | 1-6,7-5,3-6 |
| Challenger Puerto Vallarta Qual | 2018/04/28 16:00 | Simon, Tobias v Batalla Diez, Juan Ignacio | 6-4,6-4 |
| ITF Tunisia F12 | 2018/03/25 08:30 | Pointon, Samuel v Batalla Diez, Juan Ignacio | 6-4,6-2 |
| ITF Tunisia F12 | 2018/03/24 10:00 | Andersson, Oliver v Batalla Diez, Juan Ignacio | 2-6,1-6 |
| ITF Tunisia F11 | 2018/03/17 10:00 | Batalla Diez, Juan Ignacio v Cutuli, Domenico | 1-6,1-6 |
| ITF Qatar F3 Qual | 2018/03/11 17:40 | Batalla Diez, Juan Ignacio v Sean Hodkin | 1-6,0-6 |