Stadium: Hard 13 Round: 25 Ground: Hardcourt outdoor
| Challenger Calgary | 2018/10/14 16:00 | Vivero Gonzalez, Pablo v Pervolarakis, Michail | 6-2,6-3 |
| Challenger Calgary | 2018/10/13 16:00 | Patino, Luis v Pervolarakis, Michail | 0-6,0-6 |
| Canada F7, Singles | 2018/09/14 15:00 | Pervolarakis, Michail v Glasspool, Lloyd | 1-6,2-6 |
| Canada F7, Singles | 2018/09/13 15:00 | Pervolarakis, Michail v Niki, Takuto | 6-3,7-6 |
| Canada F7, Singles | 2018/09/12 18:15 | Michael Zhu v Pervolarakis, Michail | 2-6,3-6 |
| Canada F7, Singles | 2018/09/11 15:30 | Alejandro Tabilo v Pervolarakis, Michail | 6-7,6-0,3-6 |
| ITF Canada F6 | 2018/09/04 15:10 | Harrison Adams v Pervolarakis, Michail | 6-3,6-2 |
| ITF Indonesia F2 | 2018/08/02 03:00 | Hady Habib v Pervolarakis, Michail | 7-6,7-6 |
| ITF Greece F6 | 2018/10/29 07:30 | Papounidis, Ioannis v Gostincar, Domen | 3-6,3-6 |
| ITF Greece F6 | 2018/10/28 07:30 | Maurus Malgiaritta v Gostincar, Domen | 6-7,0-6 |
| ITF Greece F6 | 2018/10/27 06:00 | Gostincar, Domen v Ivanov, Valentin | 6-3,6-1 |
| ITF Hungary F7 | 2018/08/28 08:30 | Oscar Jose Gutierrez v Gostincar, Domen | 6-3,6-2 |
| ITF Hungary F7 | 2018/08/27 08:30 | Aplienz, Philip v Gostincar, Domen | 6-3,3-6,1-6 |
| ITF Hungary F7 | 2018/08/25 08:00 | Gostincar, Domen v Stino, Mario | 6-1,4-6,6-3 |
| Czech Republic F6, Singles Qualifying | 2018/07/07 07:30 | Gostincar, Domen v Remy Bertola | 1-6,6-3,4-6 |
| ITF Hungary F2 Qual | 2018/05/13 08:00 | Martin Zeljenka v Gostincar, Domen | 6-4,6-3 |