Stadium: Court 5 Round: 26 Ground: Clay
| ITF Hungary F6 | 2018/08/21 15:45 | Sadio Doumbia v Mark Keki | 6-1,6-3 |
| Challenger Portoroz Qual | 2018/08/05 13:00 | Aslan Karatsev v Sadio Doumbia | 6-4,6-3 |
| Challenger Portoroz Qual | 2018/08/04 13:30 | Anton Chekhov v Sadio Doumbia | 0-6,2-6 |
| Challenger Segovia | 2018/07/31 12:55 | Nam Hoang Ly v Sadio Doumbia | 6-2,6-1 |
| Challenger Segovia Qual | 2018/07/30 12:35 | Sadio Doumbia v Nam Hoang Ly | 5-7,2-6 |
| Challenger Segovia Qual | 2018/07/29 15:55 | Sadio Doumbia v Jorge Blanco Guadalupe | 6-2,6-4 |
| Challenger Segovia Qual | 2018/07/28 13:00 | David Perez Sanz v Sadio Doumbia | 4-6,2-6 |
| Challenger Prag | 2018/07/21 08:00 | Sadio Doumbia v Vadym Ursu | 7-6,4-6,4-6 |
| ITF Hungary F6 | 2018/08/21 11:30 | Peter Nagy v David Szintai | 6-2,6-3 |
| ITF Serbia F2 | 2018/08/18 09:45 | Ergi Kirkin v Peter Nagy | 2-6,6-2,7-5 |
| ITF Serbia F2 | 2018/08/17 08:00 | Peter Nagy v Maksim Tikhomirov | 7-5,6-1 |
| ITF Serbia F2 | 2018/08/16 08:00 | Peter Nagy v Besir Durguti | 6-4,6-2 |
| ITF Serbia F2 | 2018/08/14 09:40 | Peter Nagy v Bodin Zarkovic | 6-3,6-3 |
| ITF Serbia F1 | 2018/08/10 08:00 | Simone Roncalli v Peter Nagy | 6-3,6-0 |
| ITF Serbia F1 | 2018/08/09 08:00 | Milan Drinic v Peter Nagy | 5-7,4-6 |
| ITF Serbia F1 | 2018/08/08 08:00 | Nemanja Malesevic v Peter Nagy | 4-6,3-6 |