| ITF M15 Vyshkovo | 2021/09/23 12:05 | Illya Beloborodko v Smirnov, Artem | 6-3,6-2 |
| ITF M15 Vyshkovo | 2021/09/21 07:00 | Szymon Kielan v Smirnov, Artem | 6-4,3-6,3-6 |
| ITF M15 Chornomorsk | 2021/08/31 07:00 | Smirnov, Artem v Gabriele Maria Noce | 4-6,7-6,5-7 |
| ITF M15 Novomoskovsk | 2020/09/01 09:00 | Dzhavakian, Yurii v Smirnov, Artem | 6-3,6-4 |
| ITF - M15 Héraklion | 2019/12/13 09:55 | Smirnov, Artem v Vitaliy Sachko | 3-6,7-5,2-6 |
| ITF - M15 Héraklion | 2019/12/12 10:55 | Pervolarakis, Michail v Smirnov, Artem | 3-6,6-2,5-7 |
| ITF - M15 Héraklion | 2019/12/10 12:00 | Alexander Zgirovsky v Smirnov, Artem | 3-6,6-4,2-6 |
| ITF - M15 Héraklion | 2019/12/04 08:00 | Pervolarakis, Michail v Smirnov, Artem | 6-4,7-6 |
| UTR Pro Tennis Series Florida | 2022/01/08 19:45 | Zapp, Logan v Stefano Liokossis | 6-3,5-2 |
| UTR Pro Tennis Series Florida | 2022/01/07 16:30 | Stefano Liokossis v Watane, Anuj | 3-6,2-6 |
| UTR Pro Tennis Series Florida | 2022/01/06 15:30 | Stefano Liokossis v Timo Stodder | 1-6,1-6 |
| UTR Pro Tennis Series Florida | 2022/01/05 20:30 | Noah Schachter v Stefano Liokossis | 6-2,6-4 |
| UTR Pro Tennis Series Florida | 2022/01/04 18:25 | Gabrielius Guzauskas v Stefano Liokossis | 6-1,6-4 |
| ITF M15 Cancun | 2021/10/06 18:10 | Stefano Liokossis v Christian Langmo | 1-6,1-6 |
| ITF M15 Cancun | 2021/09/29 15:35 | Stefano Liokossis v Jesse Flores | 4-6,2-6 |
| ITF M15 Cancun | 2021/09/27 14:30 | Stefano Liokossis v Julian Cundom | 6-1,6-0 |