Stadium: Court 4 Round: 27 Ground: Clay
| ITF M25 Madrid | 2021/09/16 07:55 | Carlos Lopez Montagud v Juan Ignacio Galarza | 2-6,6-1,6-4 |
| ITF M25 Madrid | 2021/09/15 08:55 | Jacopo Berrettini v Carlos Lopez Montagud | 4-6,6-4,2-6 |
| ITF M25 Oviedo | 2021/09/01 14:40 | Carlos Lopez Montagud v Alvaro Lopez San Martin | 4-6,6-2,2-6 |
| ITF M25 Oviedo | 2021/08/31 14:05 | Rio Noguchi v Carlos Lopez Montagud | 2-6,4-6 |
| ITF M25 Santander | 2021/08/24 08:55 | Carlos Lopez Montagud v Juan Bautista Torres | 4-6,2-6 |
| ITF M15 Xativa | 2021/08/07 14:55 | Carlos Lopez Montagud v Francesco Passaro | 6-2,5-7,4-6 |
| ITF M15 Xativa | 2021/08/05 16:30 | Carlos Lopez Montagud v Miguel Damas | 6-4,6-2 |
| ITF M15 Xativa | 2021/08/04 16:30 | Billy Harris v Carlos Lopez Montagud | 6-3,4-6,6-7 |
| ITF M25 Madrid | 2021/09/16 07:55 | Omar Giacalone v Carlos Sanchez Jover | 6-3,6-4 |
| ITF M25 Madrid | 2021/09/15 11:45 | Pedro Rodenas v Omar Giacalone | 2-6,5-7 |
| ITF M15 Bad Waltersdorf | 2021/09/04 10:20 | Matic Spec v Omar Giacalone | 2-6,6-3,6-3 |
| ITF M15 Bad Waltersdorf | 2021/09/03 10:00 | Omar Giacalone v Lukas Neumayer | 6-3,7-6 |
| ITF M15 Bad Waltersdorf | 2021/09/02 10:50 | Filip Misolic v Omar Giacalone | 6-4,4-6,4-6 |
| ITF M15 Bad Waltersdorf | 2021/09/01 09:10 | Omar Giacalone v Leonardo Taddia | 6-2,6-3 |
| ITF M15 Bad Waltersdorf | 2021/08/24 14:15 | Tom Kocevar-Desman v Omar Giacalone | 6-0,2-6,6-4 |
| ITF M15 Perugia | 2021/07/20 19:10 | Omar Giacalone v Luca Nardi | 6-7,2-6 |