Stadium: Court 15 Round: 25 Ground: Clay
| ITF Spain F11 | 2018/05/12 13:30 | Carles Batlle v Nikita Tatyanin | 2-6,7-5,6-0 |
| ITF Spain F10 Qual | 2018/04/21 12:00 | Dariusz Lipka v Nikita Tatyanin | 6-3,4-6,6-1 |
| ITF Spain F9 Qual | 2018/04/14 14:30 | Nikita Tatyanin v Facundo Juarez | 3-6,2-6 |
| ITF Spain F5 | 2018/02/15 13:00 | Nikita Tatyanin v Carlos Alcaraz Garfia | 5-7,6-7 |
| ITF Spain F5 | 2018/02/13 12:15 | Nikita Tatyanin v Enrico Burzi | 4-6,6-4,6-3 |
| ITF Spain F4 | 2018/02/03 12:00 | Alberto Cammarata v Nikita Tatyanin | 6-4,7-6 |
| ITF Spain F3 | 2018/01/28 13:00 | Oleg Prihodko v Nikita Tatyanin | 6-4,6-3 |
| ITF Spain F3 | 2018/01/27 14:00 | Takahiro Kubo v Nikita Tatyanin | 1-6,3-6 |