Stadium: Hard Court 5 Round: 26 Ground: Hardcourt outdoor
| ITF Turkey F1 | 2018/01/09 09:15 | Sieber, Marc v Alekseenko, Vadim | 6-2,6-0 |
| ITF Turkey F1 | 2018/01/08 07:30 | Sieber, Marc v Bojanovic, Darko | 6-1,6-0 |
| ITF Turkey F1 | 2018/01/07 07:30 | Sieber, Marc v Ono, Masayoshi | 6-2,6-2 |
| Challenger Bratislava Qual | 2017/11/05 09:00 | Kalenichenko, Danylo v Sieber, Marc | 7-6,6-3 |
| Challenger Bratislava Qual | 2017/11/04 09:00 | Altug Celikbilek v Sieber, Marc | 7-5,1-6,0-6 |
| Challenger Eckental Qual | 2017/10/30 11:20 | Kern, Robin v Sieber, Marc | 6-4,6-2 |
| Challenger Eckental Qual | 2017/10/29 16:10 | Cacic, Nikola v Sieber, Marc | 2-6,6-3,1-6 |
| Challenger Eckental Qual | 2017/10/28 17:10 | Kapas, Andriej v Sieber, Marc | 6-4,4-6,3-6 |
| ITF Turkey F1 | 2018/01/09 09:35 | Dzhanashia, Shalva v Eon, Julien | 3-6,5-7 |
| ITF Turkey F1 | 2018/01/08 07:30 | Mert Naci Turker v Eon, Julien | 1-6,3-6 |
| ITF Turkey F1 | 2018/01/07 08:30 | Eon, Julien v Takeda, Naoki | 6-2,6-4 |
| ITF Turkey F1 | 2018/01/06 09:00 | Eon, Julien v Alekseenko, Gleb | 6-0,6-3 |
| ITF France F22 Qual | 2017/09/30 08:00 | Eon, Julien v Fiacan, Stefan | 3-6,1-6 |
| France F20, Singles | 2017/09/19 09:00 | Tristan Lamasine v Eon, Julien | 7-6,6-2 |
| ITF France F20 Qual | 2017/09/18 09:45 | Eon, Julien v Lechevretel, Louis | 7-5,6-0 |
| ITF France F20 Qual | 2017/09/17 11:30 | Roy, Matthieu v Eon, Julien | 7-5,4-6,4-6 |