Stadium: Vilamoura 10 Round: 62 Ground: Hardcourt outdoor
| ITF M25 Loule | 2023/02/26 10:00 | Peter Sychev v Pijus Vaitiekunas | 4-6,1-6 |
| 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 Faro | 2023/02/20 11:30 | Imanol L Morillo v Joshua Schaefer | 6-2,6-3 |
| ITF M25 Faro | 2023/02/19 10:00 | Joshua Schaefer v Dhruva Mulye | 6-0,6-2 |
| ITF M15 Oberhaching | 2023/02/12 11:30 | Ben Jones v Joshua Schaefer | 6-2,6-0 |
| ITF M25 Vila Real de Santo Antonio | 2023/02/06 10:00 | Francisco Vilaca v Joshua Schaefer | 2-6,6-4,10-5 |
| ITF M15 Jakarta Qual | 2023/01/22 02:30 | Lakshya Gupta v Joshua Schaefer | 6-3,6-2 |
| ITF M15 Jakarta | 2023/01/15 02:30 | Lucky Candra Kurniawan v Joshua Schaefer | 4-6,6-2,10-3 |
| ITF M25 Loughborough | 2023/01/08 11:30 | Freddie Ridout v Joshua Schaefer | 6-3,6-1 |
| ITF M25 Madrid | 2022/09/11 12:00 | Joshua Schaefer v Renan Perdigao | 4-6,2-6 |