Stadium: Court 2 Round: 28 Ground: Hardcourt indoor
| ITF Germany F1 | 2018/01/11 11:00 | Authom, Maxime v Boltz, Sebastien | 6-4,6-4 |
| ITF France F7 | 2018/04/20 09:00 | Nathan Seateun v Boltz, Sebastien | 1-6,2-6 |
| ITF France F7 | 2018/04/18 12:00 | Antoine Walch v Boltz, Sebastien | 2-6,5-7 |
| 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 F7 | 2018/04/20 13:00 | Authom, Maxime v Alexis Gautier | 6-4,6-2 |
| ITF France F7 Qual | 2018/04/19 15:05 | Authom, Maxime v Maxence Beauge | 7-6,6-0 |
| ITF France F7 Qual | 2018/04/17 13:00 | Authom, Maxime v Joffrey De Schepper | 6-2,6-4 |
| ITF Italy F5 | 2018/03/28 14:45 | Nino Serdarusic v Authom, Maxime | 6-4,6-3 |
| ITF Greece F2 | 2018/03/11 09:00 | Petrovic, Danilo v Authom, Maxime | 7-6,3-6,2-6 |
| ITF Greece F2 | 2018/03/10 09:00 | Pauffley, Neil v Authom, Maxime | 3-6,4-6 |
| ITF Greece F2 | 2018/03/09 09:00 | Authom, Maxime v Jankovits, Yannick | 7-5,6-7,6-3 |
| ITF Greece F2 | 2018/03/08 10:35 | Authom, Maxime v Gray, Jonathan | 6-2,7-6 |