Round: 54 Ground: Clay
| ITF Lithuania F1 | 2018/07/21 07:00 | Esteban Bruna v Jan Galka | 6-3,3-6,3-6 |
| ITF Estonia F1 | 2018/07/16 07:00 | Guido Ivan Justo v Esteban Bruna | 6-1,7-5 |
| ITF Estonia F1 | 2018/07/14 10:00 | Carl Bret Parko v Esteban Bruna | 1-6,3-6 |
| ITF Argentina F3 | 2018/05/28 13:00 | Maximiliano Estevez v Esteban Bruna | 6-4,6-3 |
| ITF Argentina F3 | 2018/05/26 14:30 | Matheus T Rezende v Esteban Bruna | 2-6,1-6 |
| ITF Mexico F3 | 2018/05/19 15:00 | Esteban Bruna v Omar H Moreno | 4-6,6-7 |
| ITF Mexico F2 | 2018/05/12 16:00 | Aydan Gomez Osorio v Esteban Bruna | 7-5,3-6,6-1 |
| ITF Mexico F1 | 2018/05/06 15:00 | Guillermo Castaneda v Esteban Bruna | 6-3,6-2 |
| ITF Lithuania F1 | 2018/07/21 07:00 | Gustavs Lukstins v Roberts Grinvalds | 5-7,0-6 |
| ITF Estonia F1 | 2018/07/14 08:00 | Gustavs Lukstins v Rudolfs Mednis | 6-7,2-6 |
| ITF Belgium F3 Qual | 2018/07/01 12:00 | Gustavs Lukstins v Sam Taylor | 6-7,2-6 |
| ITF Turkey F6 | 2018/02/10 09:00 | Gustavs Lukstins v Ryuki Matsuda | 0-6,1-6 |
| ITF Turkey F3 | 2018/01/22 10:00 | Muhammet Haylaz v Gustavs Lukstins | 6-1,7-5 |
| ITF Turkey F3 | 2018/01/20 07:00 | Gustavs Lukstins v Amir Hossein Badi | 6-3,2-6,6-2 |
| ITF Estonia F4 | 2017/11/04 11:00 | Riccardo Maiga v Gustavs Lukstins | 7-5,6-2 |
| ITF Estonia F2 | 2017/10/21 08:00 | Pavel Filin v Gustavs Lukstins | 6-2,3-6,6-2 |