Stadium: Centrale Round: 45 Ground: Hardcourt outdoor
| Challenger Milan Qual | 2018/06/23 10:20 | Alejandro Gonzalez v Christian Lindell | 3-6,6-2,2-6 |
| Challenger L'Aquila | 2018/06/19 09:40 | Alejandro Gonzalez v Gianluca Mager | 3-6,3-6 |
| Challenger Vicenza Qual | 2018/05/26 10:10 | Juan Ignacio Galarza v Alejandro Gonzalez | 6-3,6-4 |
| ATP Lyon Qual | 2018/05/19 11:00 | Alejandro Gonzalez v Jordi Samper-Montana | 6-3,3-6,5-7 |
| Challenger Puerto Vallarta | 2018/05/01 17:00 | Alejandro Gonzalez v Roberto Cid Subervi | 2-6,7-5,2-6 |
| Challenger Leon | 2018/04/28 20:00 | John-Patrick Smith v Alejandro Gonzalez | 6-4,6-3 |
| Challenger Leon | 2018/04/27 19:30 | Alejandro Gonzalez v Ante Pavic | 3-6,6-4,6-1 |
| Challenger Leon | 2018/04/26 00:20 | Daniel Elahi Galan v Alejandro Gonzalez | 2-6,6-3,4-6 |
| ITF Tunisia F21 | 2018/05/30 09:00 | Lucas Catarina v Vasko Mladenov | 6-1,6-4 |
| ITF Tunisia F20 | 2018/05/23 09:00 | Vasko Mladenov v Aziz Ouakaa | 3-6,4-6 |
| ITF Tunisia F19 | 2018/05/18 11:00 | Vasko Mladenov v Moez Echargui | 7-6,0-6,2-6 |
| ITF Tunisia F19 | 2018/05/17 09:00 | Vasko Mladenov v Ren Nakamura | 6-4,6-2 |
| ITF Tunisia F19 | 2018/05/15 09:00 | Geronimo E Busleiman v Vasko Mladenov | 4-6,6-2,4-6 |
| ITF Tunisia F18 | 2018/05/10 09:00 | David Guez v Vasko Mladenov | 6-1,6-4 |
| ITF Tunisia F18 | 2018/05/09 09:00 | Vasko Mladenov v Ignacio Carou | 6-7,6-3,6-4 |
| Challenger Hua Hin Qual | 2017/11/20 08:30 | Vasko Mladenov v Tobias Simon | 5-7,3-6 |