Stadium: Court 1 Round: 27 Ground: Clay
| ITF - Gdynia M15 | 2021/08/12 08:00 | Jack Pinnington Jones v Pawel Juszczak | 3-6,6-2,2-6 |
| ITF - Gdynia M15 | 2021/08/11 08:00 | Robert Strombachs v Pawel Juszczak | 4-6,7-6,4-6 |
| ITF - Grodzisk Mazowiecki M25 | 2021/08/08 08:00 | Pawel Juszczak v Shintaro Mochizuki | 2-6,6-1,2-6 |
| ITF - Grodzisk Mazowiecki M25 | 2021/08/07 10:00 | Illya Beloborodko v Pawel Juszczak | 2-6,3-6 |
| ITF - Grodzisk Mazowiecki M25 | 2021/08/05 13:15 | Pawel Juszczak v Philip Bachmaier | 7-6,6-1 |
| ITF - Grodzisk Mazowiecki M25 | 2021/08/03 09:00 | Piotr Grynkowski v Pawel Juszczak | 2-6,2-6 |
| ITF - Denia M25 | 2021/07/28 08:00 | Pawel Juszczak v Alvaro Lopez San Martin | 6-7,6-7 |
| ITF - Denia M25 | 2021/07/27 10:00 | Pawel Juszczak v Gianni Ross | 3-6,6-0,10-4 |
| ITF - Gdynia M15 | 2021/08/12 10:25 | Szymon Kielan v Alexis Musialek | 3-6,4-6 |
| ITF - Gdynia M15 | 2021/08/10 14:10 | Alexis Musialek v Patrik Niklas-Salminen | 6-4,6-3 |
| ITF - Perugia M15 | 2021/07/21 12:00 | Andrea Basso v Alexis Musialek | 6-2,6-3 |
| ITF - L'Aquila M15 | 2021/07/15 10:25 | Gianmarco Ferrari v Alexis Musialek | 6-3,6-1 |
| ITF - L'Aquila M15 | 2021/07/14 09:20 | Nicolo Turchetti v Alexis Musialek | 2-6,4-6 |
| ITF - Antalya M15 | 2021/06/30 06:30 | Alexis Musialek v Marsel Ilhan | 7-6,4-6,0-6 |
| ITF - Grasse M25 | 2021/06/16 13:00 | Franco Agamenone v Alexis Musialek | 6-2,6-2 |
| ITF - Heraklion M15 | 2021/06/12 07:00 | Alexis Musialek v Ben Patael | 1-6,1-6 |