Stadion: Center Court Round: 28 Ground: Clay
| ITF - M15 - Sofia | 2023/07/07 10:00 | Goncalo Oliveira v Peter Benjamin Privara | 6-3,6-4 |
| ITF - M15 - Sofia | 2023/07/06 11:35 | Goncalo Oliveira v Zoran Ludoski | 6-1,6-2 |
| ITF - M15 - Sofia | 2023/07/05 08:15 | Goncalo Oliveira v Julien Evrard | 6-3,6-4 |
| ITF - M15 - Wroclaw | 2023/07/02 10:55 | Goncalo Oliveira v Jiri Barnat | 6-2,6-4 |
| ITF - M15 - Wroclaw | 2023/07/01 09:00 | Goncalo Oliveira v Kirill Kivattsev | 7-5,7-5 |
| ITF - M15 - Wroclaw | 2023/06/30 10:35 | Goncalo Oliveira v Tyler Zink | 7-5,6-4 |
| ITF - M15 - Wroclaw | 2023/06/29 10:30 | Goncalo Oliveira v Dali Blanch | 6-2,6-4 |
| ITF - M15 - Wroclaw | 2023/06/28 13:40 | Goncalo Oliveira v Daniel Paty | 6-4,6-3 |
| ITF - M15 - Sofia | 2023/07/06 08:10 | Adam Heinonen v Denis Klok | 1-6,1-6 |
| ITF - M15 - Sofia | 2023/07/04 09:40 | Gabriel Donev v Denis Klok | 5-7,1-6 |
| ITF - M15 - Belgrad | 2023/06/29 06:50 | Denis Klok v Ergi Kirkin | 6-7,3-6 |
| ITF - M15 - Teheran | 2023/06/18 12:30 | Denis Klok v Erik Arutiunian | 6-2,6-1 |
| ITF - M15 - Teheran | 2023/06/16 08:00 | Denis Klok v Grigoriy Lomakin | 6-1,6-2 |
| ITF - M15 - Teheran | 2023/06/15 06:30 | Denis Klok v Rostislav Galfinger | 6-1,6-2 |
| ITF - M15 - Teheran | 2023/06/14 06:30 | Denis Klok v Saveliy Ivanov | 6-3,6-2 |
| ITF - M15 - Teheran | 2023/06/08 06:00 | Alexander Stater v Denis Klok | 3-6,6-3,7-5 |