Stadium: Court Jean Gachassin Round: 26 Ground: Hardcourt indoor
| ITF France F4 | 2018/03/05 17:15 | Igor Sijsling v Harold Mayot | 6-2,6-3 |
| Challenger Bergamo Qual | 2018/02/18 13:40 | Nino Serdarusic v Igor Sijsling | 6-3,6-4 |
| Challenger Bergamo Qual | 2018/02/17 14:50 | Filippo Mora v Igor Sijsling | 3-6,2-6 |
| ITF Great Britain F3 | 2018/02/14 10:00 | Kenneth Raisma v Igor Sijsling | 7-6,3-6,7-6 |
| ITF Great Britain F3 Qual | 2018/02/13 10:30 | Igor Sijsling v Boy Westerhof | 6-3,6-4 |
| ITF Great Britain F2 | 2018/02/08 15:10 | Igor Sijsling v Gregoire Barrere | 6-7,2-6 |
| ITF Great Britain F2 | 2018/02/06 10:00 | Billy Harris v Igor Sijsling | 1-6,1-6 |
| ITF Germany F3 | 2018/02/04 12:00 | Igor Sijsling v Marvin Moeller | 6-2,7-6 |
| ITF France F4 | 2018/03/06 13:40 | Quentin Robert v Sadio Doumbia | 1-6,2-6 |
| ITF Italy F1 | 2018/02/27 10:00 | Remi Boutillier v Sadio Doumbia | 6-4,7-5 |
| Challenger Bergamo | 2018/02/21 14:00 | Sadio Doumbia v Salvatore Caruso | 5-7,2-6 |
| Challenger Bergamo Qual | 2018/02/19 10:45 | Sadio Doumbia v Andrea Basso | 6-7,7-6,7-6 |
| Challenger Bergamo Qual | 2018/02/18 11:25 | Sadio Doumbia v Jurij Rodionov | 6-2,2-6,6-2 |
| Challenger Bergamo Qual | 2018/02/17 13:05 | Alessandro Bega v Sadio Doumbia | 6-7,4-6 |
| Challenger Cherbourg Qual | 2018/02/11 11:25 | Remi Boutillier v Sadio Doumbia | 7-5,6-2 |
| ITF Germany F2 | 2018/01/28 13:00 | Christopher Heyman v Sadio Doumbia | 6-7,5-7 |