Stadium: Centre Court Round: 29
| ATP Gstaad Qual | 2017/07/22 10:10 | Yannick Mertens v Gleb Sakharov | 4-6,5-7 |
| Challenger Quimper Qual | 2017/01/29 17:05 | Yannick Mertens v Gleb Sakharov | 6-4,4-6,4-6 |
| ITF France F4 | 2016/03/01 12:50 | Yannick Mertens v Gleb Sakharov | 7-6,6-3 |
| ITF Portugal F18 | 2018/09/29 09:30 | Gleb Sakharov v Lloyd Glasspool | 6-7,7-6,6-3 |
| ITF Portugal F18 | 2018/09/28 10:00 | Gleb Sakharov v Niels Desein | 6-2,6-4 |
| ITF Portugal F18 | 2018/09/27 10:50 | Gleb Sakharov v Adil Kalyanpur | 6-4,6-4 |
| ITF Portugal F18 | 2018/09/26 09:00 | Gleb Sakharov v Maksim Tikhomirov | 6-3,6-3 |
| Challenger Meerbusch | 2018/08/13 10:20 | Gleb Sakharov v Dimitar Kuzmanov | 3-6,0-6 |
| Challenger Sopot | 2018/07/31 09:00 | Gleb Sakharov v Jan Choinski | 6-0,4-6,1-6 |
| Challenger Tampere | 2018/07/23 10:00 | Gleb Sakharov v Filippo Baldi | 6-7,2-6 |
| ITF Germany F8 | 2018/07/17 11:00 | Gleb Sakharov v Vasile Antonescu | 6-7,6-1,3-6 |
| ITF Portugal F18 | 2018/09/29 12:25 | Tiago Cacao v Yannick Mertens | 4-6,1-6 |
| ITF Portugal F18 | 2018/09/28 14:00 | Marek Gengel v Yannick Mertens | 6-2,6-7,1-6 |
| ITF Portugal F18 | 2018/09/27 09:00 | Pedro Araujo v Yannick Mertens | 2-6,3-6 |
| ITF Portugal F18 | 2018/09/26 10:20 | Eduardo Dischinger v Yannick Mertens | 0-6,6-7 |
| ITF France F18 | 2018/09/23 13:00 | Antoine Cornut-Chauvinc v Yannick Mertens | 6-7,2-6 |
| ITF France F18 | 2018/09/22 13:50 | Antoine Escoffier v Yannick Mertens | 6-7,6-3,6-7 |
| ITF France F18 | 2018/09/21 10:30 | Alen Avidzba v Yannick Mertens | 1-6,0-6 |
| ITF France F18 | 2018/09/19 11:35 | Sora Fukuda v Yannick Mertens | 3-6,4-6 |