Stadium: Court 5 Round: 25 Ground: Clay
| 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 Prague | 2018/07/21 08:00 | Sadio Doumbia v Vadym Ursu | 7-6,4-6,4-6 |
| Challenger Scheveningen Qual | 2018/07/14 13:50 | Jan Satral v Sadio Doumbia | 6-1,7-5 |
| ITF Hungary F5 Qual | 2018/06/16 10:30 | Mike Urbanija v Mark Keki | 6-2,6-2 |
| ITF Hungary F4 Qual | 2018/06/10 08:00 | Fred Simonsson v Mark Keki | 6-4,6-4 |
| ITF Hungary F4 Qual | 2018/06/09 08:00 | Lucas Neagu v Mark Keki | 0-6,0-6 |
| ITF Hungary F7 | 2016/09/24 09:00 | Marton Szappanos v Mark Keki | 6-2,6-3 |
| ITF Hungary F6 | 2016/09/17 07:00 | Mark Keki v Bartosz Wojnar | 4-6,3-6 |
| ITF Hungary F5 | 2016/09/11 09:00 | Matthew Kandath v Mark Keki | 6-2,6-1 |
| ITF Hungary F4 | 2016/09/06 12:30 | Mark Keki v David Damian Brna | 1-6,6-3,3-6 |
| ITF Hungary F4 | 2016/09/05 11:00 | Aliaksandr Prudnikau v Mark Keki | 1-6,4-6 |