Estádio: Court 2 Round: 26 Ground: Clay
| ITF - Argentina F4 | 2018/09/05 14:30 | Guido Ivan Justo v Santiago Rodriguez Taverna | 1-6,6-0,3-6 |
| ITF - Argentina F4 | 2018/09/04 14:30 | Guido Ivan Justo v Esteban Bruna | 6-4,6-4 |
| ITF - Bélgica F7 - Qualificação | 2018/08/06 11:00 | Nicholas Horton v Guido Ivan Justo | 6-1,6-1 |
| ITF - Bélgica F7 - Qualificação | 2018/08/05 13:00 | Liam Dielen v Guido Ivan Justo | 3-6,0-6 |
| ITF - Letónia F1 | 2018/08/01 09:50 | Guido Ivan Justo v Pierre Faivre | 6-1,6-4 |
| ITF - Letónia F1 | 2018/07/31 09:15 | Ignasi De Rueda De Genover v Guido Ivan Justo | 4-6,6-4,0-6 |
| ITF - Letónia F1 | 2018/07/29 07:00 | Guido Ivan Justo v Artur Kulibaba | 6-2,6-3 |
| ITF - Letónia F1 | 2018/07/28 07:00 | Guido Ivan Justo v Athanasios Bilis | 6-1,6-0 |
| ITF - Argentina F5 | 2018/09/10 13:30 | Tomas Farjat v Nicolas Alvarez | 2-6,1-6 |
| ITF - EUA F23 | 2018/08/17 15:50 | Antoine Hoang v Nicolas Alvarez | 6-3,6-3 |
| ITF - EUA F23 | 2018/08/16 16:00 | Nicolas Alvarez v Liam Caruana | 6-1,6-4 |
| ITF - EUA F23 | 2018/08/14 16:25 | Nicolas Alvarez v Gilbert S K Junior | 2-6,7-6,6-4 |
| ITF - EUA F22 | 2018/08/11 17:55 | Nicolas Alvarez v Sebastian Korda | 2-6,4-6 |
| ITF - EUA F22 | 2018/08/10 14:00 | Ryan Shane v Nicolas Alvarez | 6-4,2-6,2-6 |
| ITF - EUA F22 | 2018/08/09 14:00 | Nicolas Alvarez v Nick Chappell | 6-2,6-4 |
| ITF - EUA F22 | 2018/08/08 14:00 | Nicolas Alvarez v Sean Sculley | 6-1,6-3 |