Stadium: I Round: 45 Ground: Clay
| Challenger Blois | 2014/06/11 17:20 | Niels Desein v Jonathan Eysseric | 6-7,6-4,4-6 |
| Challenger Le Gosier Qual | 2018/03/26 16:30 | Evan Song v Jonathan Eysseric | 6-4,7-5 |
| Challenger Le Gosier Qual | 2018/03/25 19:40 | Francesco Ferrari v Jonathan Eysseric | 6-7,4-6 |
| ATP Rotterdam Qual | 2018/02/10 10:00 | Daniil Medvedev v Jonathan Eysseric | 6-1,6-1 |
| Challenger Brest Qual | 2017/10/21 08:30 | Yann Marti v Jonathan Eysseric | 1-6,6-3,6-4 |
| ITF France F22 | 2017/10/03 15:25 | Jonathan Eysseric v Marek Jaloviec | 6-7,4-6 |
| Challenger Orleans Qual | 2017/09/23 15:25 | Hugo Nys v Jonathan Eysseric | 6-4,2-6,6-3 |
| Challenger Stambuł | 2017/09/12 09:00 | Benjamin Bonzi v Jonathan Eysseric | 6-3,6-7,6-4 |
| Challenger Genova | 2017/09/06 10:30 | Jonathan Eysseric v Guillermo Garcia-Lopez | 4-6,1-6 |
| ITF France F8 | 2018/04/25 09:25 | Tristan Lamasine v Niels Desein | 7-5,6-4 |
| ITF Portugal F8 | 2018/04/19 13:05 | Joao Monteiro v Niels Desein | 6-2,6-7,6-4 |
| ITF Portugal F8 | 2018/04/18 15:00 | Niels Desein v Francisco Dias | 6-1,4-6,6-1 |
| ITF Italy F7 | 2018/04/11 13:45 | Niels Desein v Andrea Collarini | 3-6,6-7 |
| ITF Italy F7 | 2018/04/09 16:20 | Niels Desein v Fabrizio Ornago | 6-2,6-1 |
| Challenger Alicante Qual | 2018/03/31 10:10 | Daniel Gimeno-Traver v Niels Desein | 3-6,6-1,6-2 |
| Challenger Lille Qual | 2018/03/19 11:05 | Niels Desein v Antoine Escoffier | 6-3,3-6,3-6 |
| Challenger Lille Qual | 2018/03/18 12:00 | Niels Desein v Edward Corrie | 7-6,3-6,6-1 |