Stadium: Hard Court Central Round: 25 Ground: Hardcourt outdoor
| ITF - M15 Héraklion | 2021/05/25 06:30 | Menelaos Efstathiou v Ammar Elamin | 6-2,6-2 |
| ITF - M15 Héraklion | 2021/05/24 08:00 | Menelaos Efstathiou v Haviv, Raz | 6-3,6-4 |
| ITF - M15 Héraklion | 2021/05/23 10:00 | Hajek, Petr v Menelaos Efstathiou | 3-6,2-6 |
| 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 |
| Challenger Biella | 2021/05/18 10:20 | van Rijthoven, Tim v Giacalone, Omar | 6-2,6-2 |
| Challenger Biella | 2021/05/17 08:00 | Zverev, Mischa v Giacalone, Omar | 6-7,2-6 |
| ITF M15 Troisdorf | 2021/05/09 08:00 | Giacalone, Omar v Smits, Glenn | 4-6,6-4,7-10 |
| ITF - M15 Monastir | 2021/04/27 08:30 | Yunseong Chung v Giacalone, Omar | 6-3,6-7,6-2 |
| ITF - M15 Monastir | 2021/04/24 09:30 | Giacalone, Omar v Christoph Negritu | 4-6,2-6 |
| ITF - M15 Monastir | 2021/04/23 15:00 | Giacalone, Omar v Grigelis, Laurynas | 6-7,6-4,6-2 |
| ITF - M15 Monastir | 2021/04/22 08:30 | Giacalone, Omar v Alexander Donski | 3-6,6-2,6-3 |
| ITF - M15 Monastir | 2021/04/15 08:30 | Eliakim Coulibaly v Giacalone, Omar | 6-2,6-4 |