Stadium: Faro 3 Round: 62 Ground: Hardcourt outdoor
| ITF M25 Faro | 2023/02/19 13:00 | Peter Sychev v Michael Zhu | 3-6,0-6 |
| ITF M25 Vila Real de Santo Antonio | 2023/02/12 09:00 | Peter Sychev v Tomas Vaise | 2-6,3-6 |
| ITF M25 Vila Real de Santo Antonio | 2023/02/05 10:00 | Mikel Martinez v Peter Sychev | 6-2,6-1 |
| ITF M25 Sintra | 2022/09/14 13:55 | Peter Sychev v Pedro Araujo | 0-6,1-6 |
| ITF M25 Setubal | 2022/08/30 09:00 | Mario G Fernandez v Peter Sychev | 7-5,6-0 |
| ITF M25 Setubal | 2022/08/29 13:00 | Peter Sychev v Illia Stoliar | 6-4,7-5 |
| ITF M15 Castelo Branco | 2022/07/24 12:00 | Matt Ponchet v Peter Sychev | 6-1,6-0 |
| ITF M25 Idanha-A-Nova | 2022/07/10 08:00 | Peter Sychev v Lautaro Pane | 5-7,2-6 |
| ITF M15 Sharm El Sheikh | 2023/02/20 08:00 | Pijus Vaitiekunas v Wishaya Trongcharoenchaikul | 1-6,4-6 |
| ITF M15 Sharm El Sheikh | 2023/02/19 08:00 | Dennis Dragomirov v Pijus Vaitiekunas | 4-6,2-6 |
| ITF M15 Sharm El Sheikh | 2023/02/13 08:00 | Pijus Vaitiekunas v Fares Zakaria | 4-6,0-6 |
| ITF M15 Sharm El Sheikh | 2023/02/12 14:00 | Filip Gabriel Bara v Pijus Vaitiekunas | 1-6,1-6 |
| ITF M25 Heraklion | 2022/11/22 10:25 | Karl Friberg v Pijus Vaitiekunas | 6-3,6-4 |
| ITF M25 Heraklion | 2022/11/13 07:00 | Pijus Vaitiekunas v Eric Morris | 4-6,3-6 |
| ITF M15 Heraklion | 2022/11/07 08:30 | Pijus Vaitiekunas v Matas Vasiliauskas | 7-6,3-6,3-10 |
| ITF M15 Heraklion | 2022/11/06 12:00 | Pijus Vaitiekunas v Michalis Sakellaridis | 6-1,6-3 |