Round: 62 Ground: Clay
| ITF Spain F15 | 2017/05/21 11:00 | Tatyanin, Nikita v Sergi Perez Contri | 7-6,7-6 |
| ITF Spain F26 | 2018/09/04 11:30 | Sergi Perez Contri v Gigounon, Germain | 1-6,7-6,5-7 |
| ITF Spain F25 | 2018/08/27 11:10 | Colas Sanchez, Alberto v Sergi Perez Contri | 6-3,6-7,6-3 |
| ITF Spain F20 | 2018/07/23 15:30 | Sergi Perez Contri v Romero de Avila Senise, Alberto | 2-6,4-6 |
| ITF Spain F19 | 2018/07/17 16:05 | Sergi Perez Contri v Ross, Gianni | 0-6,5-7 |
| ITF Spain F19 Qual | 2018/07/16 07:30 | Sergi Perez Contri v Klimov, Daniil | 6-1,6-1 |
| ITF Spain F19 Qual | 2018/07/15 07:30 | Sergi Perez Contri v Vallejo, Miguel | 7-5,6-0 |
| ITF Spain F19 Qual | 2018/07/14 07:30 | Sergi Perez Contri v Korobeynikov, Grigoriy | 6-2,1-6,6-2 |
| ITF Spain F18 | 2018/07/10 15:30 | Musialek, Alexis v Sergi Perez Contri | 2-6,6-4,7-6 |
| Russia F8, Singles Qualifying | 2018/08/25 10:00 | Budanov, Andrey v Tatyanin, Nikita | 6-4,6-2 |
| ITF Russia F7 | 2018/08/19 07:00 | Baluda, Victor v Tatyanin, Nikita | 6-2,7-6 |
| ITF Russia F6 | 2018/08/11 07:00 | Sokolovskiy, Mikhail v Tatyanin, Nikita | 6-2,6-7,6-0 |
| ITF Russia F5 | 2018/08/07 09:30 | Tatyanin, Nikita v Igoshin, Alexander | 2-6,3-6 |
| ITF Russia F5 Qual | 2018/08/06 08:35 | Tatyanin, Nikita v Dorozhkin, Sergey | 6-2,6-2 |
| ITF Russia F5 Qual | 2018/08/05 11:30 | Tatyanin, Nikita v Ivanov, Vladislav | 6-4,7-6 |
| ITF Russia F4 | 2018/07/31 10:25 | Uvarov, Andrey v Tatyanin, Nikita | 3-6,6-3,6-3 |
| ITF Russia F4 Qual | 2018/07/30 08:40 | Tatyanin, Nikita v Vorobyev, Andrey | 6-1,6-2 |