Stadium: Court 4 Round: 26 Ground: Hardcourt outdoor
| ITF Tunisia F7 | 2018/02/21 12:30 | Lucas Catarina v Avidzba, Alen | 6-2,7-5 |
| Challenger - Chennai | 2018/02/14 07:15 | Lucas Catarina v Pedro Martinez | 6-7,0-6 |
| Challenger - Chennai | 2018/02/12 07:05 | Lucas Catarina v Nitin Kumar Sinha | 6-3,6-4 |
| Challenger Launceston | 2018/02/06 00:40 | Lucas Catarina v Whittington, Andrew | 6-7,1-6 |
| Launceston, Australia | 2018/02/05 01:30 | Lucas Catarina v Mina, Gianni | 1-6,3-6 |
| Launceston, Australia | 2018/02/03 23:00 | Lucas Catarina v Blake Ellis | 6-4,6-2 |
| Launceston, Australia | 2018/02/03 00:35 | Lucas Catarina v Kobelt, Peter | 7-5,6-4 |
| Challenger - Burnie - Qualifications | 2018/01/27 06:00 | Lucas Catarina v Mina, Gianni | 6-4,2-6,0-6 |
| 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 Germany F3 | 2018/02/03 12:00 | Marvin Moeller v Boltz, Sebastien | 6-4,6-4 |
| ITF Germany F3 | 2018/02/02 14:00 | Kern, Robin v Boltz, Sebastien | 3-6,7-6,3-6 |
| ITF Germany F3 | 2018/02/01 15:05 | Boltz, Sebastien v Petr Michnev | 6-3,6-4 |
| ITF Germany F3 | 2018/01/31 14:50 | Boltz, Sebastien v Diarra, Gibril | 6-2,6-1 |
| ITF Germany F3 Qual | 2018/01/29 15:05 | Boltz, Sebastien v Lang, Robin | 6-1,6-1 |
| ITF Germany F3 Qual | 2018/01/28 10:30 | Boltz, Sebastien v Boulais, Justin | 6-1,6-4 |