Stadium: Court 3 Round: 26 Ground: Clay
| ITF M25 Klosters | 2021/06/22 11:15 | Forti, Francesco v Nicholas David Ionel | 6-2,6-4 |
| Forli 6, Italy | 2021/06/17 09:30 | Forti, Francesco v Quentin Halys | 5-7,3-6 |
| Forli 6, Italy | 2021/06/16 09:30 | Forti, Francesco v Lucas Gerch | 6-4,6-4 |
| Forli 6, Italy | 2021/06/15 14:00 | Tallon Griekspoor v Forti, Francesco | 6-4,1-6,5-7 |
| Forli 6, Italy | 2021/06/14 13:10 | Nerman Fatic v Forti, Francesco | 6-0,6-7,3-6 |
| Forli 6, Italy | 2021/06/13 15:45 | Benjamin Lock v Forti, Francesco | 6-2,1-6,4-6 |
| ITF - M25 Kiseljak | 2021/05/30 12:30 | Matheus P De Almeida v Forti, Francesco | 6-4,2-6,6-4 |
| ITF - M25 Kiseljak | 2021/05/29 12:00 | Forti, Francesco v Zsombor Piros | 7-6,3-6,6-2 |
| ITF M25 Klosters | 2021/06/22 06:55 | Martinez, Mirko v Mika Brunold | 6-2,7-5 |
| ITF M15 Genova | 2021/06/15 08:55 | Martinez, Mirko v Leopold Zima | 5-7,4-6 |
| ITF M15 Genova | 2021/06/14 07:00 | Wishaya Trongcharoenchaikul v Martinez, Mirko | 4-6,3-6 |
| Sarajevo, Singles Main, M-ITF-BIH-05A | 2021/06/02 11:25 | Gergely Madarasz v Martinez, Mirko | 6-2,7-6 |
| ITF - M15 Bucarest | 2021/05/26 07:00 | Martinez, Mirko v Galarza, Juan Ignacio | 1-6,7-5,4-6 |
| ITF - M15 Bucarest | 2021/05/25 12:30 | Ioan Alexandru Chirita v Martinez, Mirko | 6-7,0-6 |
| ITF - M15 Monastir | 2021/04/21 10:00 | Martinez, Mirko v Jonathan Mridha | 4-6,1-6 |
| ITF - M15 Monastir | 2021/04/20 08:00 | Harry Wendelken v Martinez, Mirko | 1-6,2-6 |