Stadium: Pista Fabian Dorado Round: 25 Ground: Clay
| ITF Spain F22 | 2018/08/05 18:00 | Quentin Gueydan v Dennis Uspensky | 0-6,3-6 |
| ITF Spain F21 | 2018/07/30 16:15 | Imanol L Morillo v Dennis Uspensky | 6-3,6-1 |
| ITF Georgia F1 | 2018/07/11 06:00 | Alexey Zakharov v Dennis Uspensky | 6-4,7-5 |
| ITF Georgia F1 | 2018/07/09 10:00 | Vladislav Melnic v Dennis Uspensky | 2-6,3-6 |
| ITF Georgia F1 | 2018/07/08 11:00 | Dennis Uspensky v Vlad Andrei Dancu | 6-4,6-4 |
| ITF Georgia F1 | 2018/07/07 11:00 | Sergey Dorozhkin v Dennis Uspensky | 1-6,2-6 |
| ITF Tunisia F22 | 2018/06/06 11:00 | Felipe Acosta v Dennis Uspensky | 6-3,7-6 |
| ITF Tunisia F22 | 2018/06/04 09:00 | Dennis Uspensky v Jeff Guerrero | 6-4,7-5 |
| Challenger Segovia Qual | 2018/07/28 13:00 | David Perez Sanz v Sadio Doumbia | 4-6,2-6 |
| ITF Malaysia F2 | 2018/07/12 03:00 | David Perez Sanz v Soichiro Moritani | 5-7,2-6 |
| ITF Malaysia F2 | 2018/07/10 05:45 | David Perez Sanz v Sumit Sarkar | 7-5,6-0 |
| ITF Malaysia F1 | 2018/07/07 02:00 | Cheong-Eui Kim v David Perez Sanz | 6-3,7-5 |
| ITF Malaysia F1 | 2018/07/06 03:00 | Marco Brugnerotto v David Perez Sanz | 2-6,2-6 |
| ITF Malaysia F1 | 2018/07/05 05:20 | Siddharth Vishwakarma v David Perez Sanz | 4-6,4-6 |
| ITF Malaysia F1 | 2018/07/04 05:30 | Adil Kalyanpur v David Perez Sanz | 2-6,2-6 |
| ITF Malaysia F1 | 2018/07/03 03:55 | Lucas Vuradin v David Perez Sanz | 0-6,2-6 |