Stadium: Court 1 Round: 25 Ground: Hardcourt outdoor
| ITF - M15 Sharm El Sheikh | 2021/03/16 09:15 | Hajek, Petr v Jack Gibbens | 6-1,6-0 |
| ITF - M15 Sharm El Sheikh | 2021/03/15 13:00 | Hajek, Petr v Leonardo Malgaroli | 6-3,6-2 |
| ITF - M15 Sharm El Sheikh | 2021/03/09 10:05 | Yitbarek, Simon v Hajek, Petr | 7-6,6-2 |
| ITF - M15 Sharm El Sheikh | 2021/03/08 07:30 | Lorenzo Bresciani v Hajek, Petr | 1-6,2-6 |
| ITF - M15 Sharm El Sheikh | 2020/03/11 12:35 | Hajek, Petr v Minarik, Kristof | 6-3,6-2 |
| ITF - M15 Sharm El Sheikh | 2020/03/04 11:15 | David Pichler v Hajek, Petr | 7-6,6-4 |
| Trnava, Singles Main, M-ITF-SVK-03A | 2020/02/25 09:00 | Hajek, Petr v Shumeiko, Pavel | 3-6,6-3,6-10 |
| ITF - M15 Oberhaching | 2020/02/16 16:45 | Naow, Amer v Hajek, Petr | 6-1,6-3 |
| ITF - M15 Sharm El Sheikh | 2021/03/11 07:30 | Marek Gengel v Jacopo Berrettini | 6-4,6-3 |
| ITF - M15 Sharm El Sheikh | 2021/03/10 10:55 | Karlis Ozolins v Jacopo Berrettini | 1-6,4-6 |
| ITF - M15 Sharm El Sheikh | 2021/03/03 09:15 | Shintaro Imai v Jacopo Berrettini | 7-5,6-3 |
| ITF - M15 Antalya | 2021/02/11 08:45 | Jacopo Berrettini v Federico Arnaboldi | 3-6,2-6 |
| ITF - M15 Antalya | 2021/02/09 13:15 | Vanneste, Jeroen v Jacopo Berrettini | 7-6,3-6,3-6 |
| ITF - M15 Antalya | 2021/02/09 12:40 | Vanneste, Jeroen v Jacopo Berrettini | 7-6,3-6,3-6 |
| ITF - M15 Antalya | 2021/02/06 07:00 | Nuno Borges v Jacopo Berrettini | 6-3,6-0 |
| ITF - M15 Antalya | 2021/02/05 07:00 | Cezar Cretu v Jacopo Berrettini | 4-6,6-7 |