Stadium: Court 1 Round: 27 Ground: Clay
| ITF M25 Poznan | 2021/08/26 08:55 | Pawel Juszczak v Orlikowski, Aleksander | 6-1,6-0 |
| ITF M25 Poznan | 2021/08/25 08:00 | Filip Peliwo v Pawel Juszczak | 5-7,0-6 |
| ITF M15 Lodz | 2021/08/20 10:00 | Pawel Juszczak v Maciej Rajski | 6-7,3-6 |
| ITF M15 Lodz | 2021/08/19 11:05 | Kolasinski, Filip v Pawel Juszczak | 6-3,2-6,2-6 |
| ITF M15 Lodz | 2021/08/18 08:00 | Leonardo Aboian v Pawel Juszczak | 2-6,6-2,3-6 |
| ITF M15 Gdynia | 2021/08/13 09:00 | Pawel Juszczak v Musialek, Alexis | 3-6,6-0,5-7 |
| ITF M15 Gdynia | 2021/08/12 08:00 | Pinnington Jones, Jack v Pawel Juszczak | 3-6,6-2,2-6 |
| ITF M15 Gdynia | 2021/08/11 08:00 | Robert Strombachs v Pawel Juszczak | 4-6,7-6,4-6 |
| ITF M25 Poznan | 2021/08/26 09:00 | Ribeiro Marcondes, Igor v Podzus, Martins | 6-4,6-1 |
| ITF M15 Lodz | 2021/08/20 08:00 | Ribeiro Marcondes, Igor v Wilson Leite | 2-6,1-6 |
| ITF M15 Lodz | 2021/08/19 08:00 | Ribeiro Marcondes, Igor v Valerio Aboian | 6-3,6-1 |
| ITF M15 Lodz | 2021/08/17 10:45 | Ribeiro Marcondes, Igor v Orlikowski, Aleksander | 7-6,6-4 |
| ITF M15 Gdynia | 2021/08/11 12:40 | Daniel Michalski v Ribeiro Marcondes, Igor | 6-2,6-3 |
| ITF M25 Guayaquil | 2021/08/06 15:00 | Rodriguez-Pace, Ricardo v Ribeiro Marcondes, Igor | 6-3,6-2 |
| ITF M25 Guayaquil | 2021/08/05 14:30 | Alvaro G Meza v Ribeiro Marcondes, Igor | 1-6,0-6 |
| ITF M25 Guayaquil | 2021/08/03 17:05 | Ribeiro Marcondes, Igor v Gomez, Mateo | 6-1,6-0 |