Round: 44 Ground: Hardcourt outdoor
| ITF France F6 | 2018/03/21 16:55 | Dan Added v Boltz, Sebastien | 6-3,3-6,6-4 |
| France F4, Singles | 2018/03/06 11:00 | Tchoutakian, Maxime v Boltz, Sebastien | 6-2,2-6,6-2 |
| ITF France F4 Qual | 2018/03/04 13:50 | Boltz, Sebastien v Louis Dussin | 6-4,6-4 |
| ITF Tunisia F8 | 2018/03/01 10:15 | Salman, Omar v Boltz, Sebastien | 6-1,6-1 |
| ITF Tunisia F8 | 2018/02/28 12:50 | Boltz, Sebastien v Brechemier, Thomas | 6-0,6-2 |
| ITF Tunisia F7 | 2018/02/22 08:30 | Lucas Catarina v Boltz, Sebastien | 6-1,7-6 |
| ITF Tunisia F7 | 2018/02/20 09:00 | Giovanni Fonio v Boltz, Sebastien | 4-6,7-6,3-6 |
| Tunisia F6, Singles Qualifying | 2018/02/14 09:00 | Kanar, Jonathan v Boltz, Sebastien | 2-6,6-3,6-1 |
| ITF Portugal F2 Qual | 2018/02/25 13:00 | Diego A B Sanchez v Stoliar, Illia | 6-2,6-2 |
| ITF Portugal F17 | 2017/08/19 08:30 | Stoliar, Illia v Muzzi, Felipe | 1-6,0-6 |
| ITF Portugal F16 | 2017/08/12 10:00 | Orkin, Elliott v Stoliar, Illia | 6-1,6-1 |
| ITF Portugal F10 | 2017/07/03 10:00 | Contzen, Julian v Stoliar, Illia | 6-2,6-2 |
| ITF Portugal F9 | 2017/06/24 08:30 | Gleeson, Alan v Stoliar, Illia | 6-4,6-1 |
| ITF Portugal F8 Qual | 2017/06/17 10:00 | Stoliar, Illia v Rodeia, Andre | 4-6,4-6 |
| ITF Portugal F7 | 2017/04/16 11:00 | Prokopchuk, Alexey v Stoliar, Illia | 6-2,6-2 |
| Portugal F4, Singles Qualifying | 2017/03/26 13:30 | Antonio, Joao v Stoliar, Illia | 6-2,6-1 |