Stadium: Court 2 Round: 54 Ground: Grass
| Challenger Biella | 2021/05/30 09:00 | Hugo Grenier v Omar Giacalone | 7-5,6-2 |
| ITF M15 Heraklion | 2021/05/26 06:30 | Meneloas Efstathiou v Omar Giacalone | 2-6,6-3,6-2 |
| ITF M15 Heraklion | 2021/05/26 06:30 | Menelaos Efstathiou v Omar Giacalone | 2-6,6-3,6-2 |
| Challenger Biella | 2021/05/18 10:20 | Tim Van Rijthoven v Omar Giacalone | 6-2,6-2 |
| Challenger Biella | 2021/05/17 08:00 | Mischa Zverev v Omar Giacalone | 6-7,2-6 |
| ITF M15 Troisdorf | 2021/05/09 08:00 | Omar Giacalone v Glenn Smits | 4-6,6-4,7-10 |
| ITF M15 Monastir | 2021/04/27 08:30 | Yunseong Chung v Omar Giacalone | 6-3,6-7,6-2 |
| ITF M15 Monastir | 2021/04/24 09:30 | Omar Giacalone v Christoph Negritu | 4-6,2-6 |
| ITF M15 Gaiba | 2021/06/07 11:35 | Alberto Orso v Leonardo Taddia | 4-6,6-2,10-6 |
| ITF M15 Shymkent | 2021/04/13 04:55 | Alberto Orso v Antonio Campo | 4-6,3-6 |
| ITF M15 Shymkent | 2021/04/06 04:00 | Aleksei Khomich v Alberto Orso | 7-5,6-2 |
| ITF M15 Shymkent | 2021/04/05 05:00 | Alberto Orso v Rostislav Galfinger | 7-5,6-2 |
| ITF M15 Monastir | 2021/02/21 12:00 | Alberto Orso v Constant De La Bassetiere | 5-7,2-6 |
| ITF M15 Monastir | 2021/02/14 09:00 | Alberto Orso v Jesse Timmermans | 1-6,2-6 |
| ITF M15 Monastir | 2020/10/27 12:30 | Matias Zukas v Alberto Orso | 6-2,6-2 |
| ITF M15 Monastir | 2020/10/18 11:00 | Alberto Orso v Lukas H Lilleengen | 2-6,6-4,5-10 |