Stadium: Court 1 Round: 26 Ground: Hardcourt indoor
| ITF Bahrain F1 | 2018/03/21 08:00 | Antoine Walch v Patrik Rikl | 3-6,4-6 |
| ITF Bahrain F1 | 2018/03/19 08:00 | Adnaoui, Mohamed v Antoine Walch | 7-6,6-7,2-6 |
| ITF Portugal F3 | 2018/03/10 14:25 | Semmler, Miguel v Antoine Walch | 6-4,6-4 |
| ITF Portugal F3 | 2018/03/08 17:10 | Antoine Walch v Dijkhuizen, Marc | 4-6,6-3,7-5 |
| ITF Portugal F3 | 2018/03/07 13:30 | Manrique-Velazquez, Diego-Jose v Antoine Walch | 4-6,3-6 |
| ITF Portugal F3 | 2018/03/06 13:30 | Chavez Villalpando, Luis Diego v Antoine Walch | 4-6,2-6 |
| ITF Portugal F2 Qual | 2018/02/24 10:00 | Dias, Francisco v Antoine Walch | 7-6,6-2 |
| ITF France F3 Qual | 2018/01/21 12:00 | Antoine Walch v Bauvy, Romain | 2-6,4-6 |
| ITF France F7 | 2018/04/17 09:00 | Reinwein, Sami v Boltz, Sebastien | 1-6,4-6 |
| ITF Portugal F6 | 2018/03/27 09:00 | Boltz, Sebastien v Frederico Ferreira Silva | 6-7,4-6 |
| ITF Portugal F6 Qual | 2018/03/26 10:00 | Boltz, Sebastien v van Der Lans, Fabian | 7-6,6-0 |
| ITF Portugal F6 Qual | 2018/03/25 09:00 | Boltz, Sebastien v Illia Stoliar | 6-1,6-0 |
| 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 |