Stadium: Court 4 Round: 25 Ground: Hardcourt outdoor
| ITF - M15 Sharm El Sheikh | 2021/10/06 12:30 | Michal Mikula v Romain Faucon | 1-6,4-6 |
| ITF - M25 Poznan | 2021/08/27 09:30 | Matias Zukas v Michal Mikula | 6-3,6-1 |
| ITF - M25 Poznan | 2021/08/26 14:25 | Jose Pereira v Michal Mikula | 6-3,2-6,5-7 |
| ITF - M25 Poznan | 2021/08/25 13:10 | Michal Mikula v Yshai Oliel | 6-3,6-4 |
| ITF - M25 Poznan | 2021/08/24 14:00 | Ivan Kazakov v Michal Mikula | 1-6,2-6 |
| ITF - M25 Poznan | 2021/08/22 08:00 | Lars Aregger v Michal Mikula | 1-6,0-6 |
| ITF - M15 Lodz | 2021/08/18 08:00 | Valerio Aboian v Michal Mikula | 6-4,6-3 |
| ITF - M15 Gdynia | 2021/08/10 12:30 | Filip Peliwo v Michal Mikula | 6-3,7-5 |
| ITF - M15 Bad Waltersdorf | 2021/09/01 08:00 | Andrea Guerrieri v Giorgio Tabacco | 4-6,4-6 |
| ITF - M15 Warmbad-Villach | 2021/08/18 08:00 | Peter Heller v Andrea Guerrieri | 6-1,6-1 |
| ITF - M15 Gdynia | 2021/08/09 08:00 | Andrea Guerrieri v Juliusz Bienkiewicz | 6-2,2-6,7-10 |
| ITF - M15 Parnu | 2021/08/05 09:55 | Yan Sabanin v Andrea Guerrieri | 6-2,6-3 |
| ITF - M15 Parnu | 2021/08/04 16:00 | Andrea Guerrieri v Johannes Seeman | 2-6,7-6,6-4 |
| ITF - M15 Bergamo | 2021/06/21 12:00 | Andrea Guerrieri v Francesco Vilardo | 6-7,6-2,10-12 |
| ITF - M15 Genova | 2021/06/15 08:50 | Juan Bautista Otegui v Andrea Guerrieri | 6-3,6-1 |
| ITF - M15 Genova | 2021/06/14 07:00 | Giorgio Tabacco v Andrea Guerrieri | 6-3,3-6,6-10 |