Stadium: Hard Court 2 Round: 62 Ground: Hardcourt outdoor
| ITF - M15 Héraklion | 2021/05/17 07:00 | Hajek, Petr v Evangelos Kypriotis | 6-4,0-6,8-10 |
| Sibenik, Singles M-ITF-CRO-05A | 2021/04/20 09:15 | Hajek, Petr v Marino Jakic | 6-4,4-6,1-10 |
| Sibenik, Singles M-ITF-CRO-05A | 2021/04/19 10:35 | Hajek, Petr v Colacioppo, Giulio | 6-0,6-2 |
| Sibenik, Singles M-ITF-CRO-05A | 2021/04/18 10:00 | Hajek, Petr v Jan Jermar | 6-2,6-1 |
| ITF - M15 Sharm El Sheikh | 2021/03/25 09:35 | Hajek, Petr v Yu Hsiou Hsu | 3-6,2-6 |
| ITF - M15 Sharm El Sheikh | 2021/03/24 08:50 | Giorgio Ricca v Hajek, Petr | 6-7,7-5,1-6 |
| ITF - M15 Sharm El Sheikh | 2021/03/23 11:35 | Hajek, Petr v Karlo Cubelic | 7-6,6-2 |
| ITF - M15 Sharm El Sheikh | 2021/03/22 07:30 | Hajek, Petr v Luria, Emmanuel | 6-3,6-1 |
| ITF - M15 Monastir | 2019/12/15 10:30 | Menelaos Efstathiou v Maxim Krapivin | 7-6,1-6,6-10 |
| ITF M15 Cancun | 2019/09/15 14:30 | Menelaos Efstathiou v Agustin Maria Gascia | 6-7,6-2,7-10 |
| Coupe Davis | 2019/07/20 09:00 | Menelaos Efstathiou v Carr, Simon | 3-6,1-6 |
| Coupe Davis | 2019/07/19 09:00 | Forster, Robin v Menelaos Efstathiou | 0-6,1-6 |
| Coupe Davis | 2019/07/18 09:00 | Menelaos Efstathiou v Muedini, Martin | 6-0,6-1 |
| Coupe Davis | 2019/07/16 15:45 | Menelaos Efstathiou v Soghoyan, Artur | 6-1,6-1 |
| Coupe Davis | 2019/07/15 12:00 | Menelaos Efstathiou v Gunnarsson, Birkir | 6-1,6-2 |
| Coupe Davis | 2018/04/07 09:25 | Grabul, Dimitar v Menelaos Efstathiou | 6-1,5-7,7-6 |