Stadium: C Round: 45 Ground: Hardcourt outdoor
| ITF Tunisia F24 | 2018/06/23 08:30 | Diego Hidalgo v Juan Ignacio Galarza | 4-6,4-6 |
| ITF Tunisia F24 | 2018/06/22 09:00 | Garrett Johns v Diego Hidalgo | 0-6,2-6 |
| ITF Tunisia F24 | 2018/06/21 09:00 | Diego Hidalgo v Andrey Chepelev | 6-1,6-1 |
| ITF Tunisia F24 | 2018/06/19 09:00 | Diego Hidalgo v Edris Fetisleam | 6-4,6-1 |
| ITF Spain F12 | 2018/05/24 09:00 | Youssef Hossam v Diego Hidalgo | 6-7,6-4,3-6 |
| ITF Spain F12 | 2018/05/22 09:30 | Diego Hidalgo v Adria Mas Mascolo | 6-0,6-1 |
| ITF Tunisia F18 | 2018/05/11 11:00 | David Guez v Diego Hidalgo | 6-4,6-2 |
| ITF Tunisia F18 | 2018/05/10 09:00 | Diego Hidalgo v Jaime Pulgar-Garcia | 6-4,6-1 |
| ITF Spain F12 | 2018/05/24 09:00 | Nicolas Alvarez Varona v Sergio Martos Gornes | 4-6,6-7 |
| ITF Spain F12 | 2018/05/23 10:40 | Nicolas Alvarez Varona v Jordi Mas De Ugarte | 6-2,6-2 |
| ATP Madrid Qual | 2018/05/05 16:35 | Nicolas Alvarez Varona v Mirza Basic | 6-3,6-7,2-6 |
| ITF Spain F9 | 2018/04/19 09:00 | Patricio Heras v Nicolas Alvarez Varona | 6-7,6-3,6-2 |
| ITF Spain F9 | 2018/04/18 13:40 | Jordan Correia v Nicolas Alvarez Varona | 5-7,5-7 |
| ITF Spain F9 Qual | 2018/04/16 11:10 | Nicolas Alvarez Varona v Federico Moreno | 7-5,7-6 |
| ITF Spain F9 Qual | 2018/04/15 10:30 | Oleg Prihodko v Nicolas Alvarez Varona | 2-6,2-6 |
| ITF Spain F9 Qual | 2018/04/14 12:15 | Nicolas Alvarez Varona v Adrian Exposito | 6-1,6-0 |