Stadium: Court 2 Round: 54 Ground: Clay
| ITF M25 Wroclaw | 2021/06/27 14:00 | Lukas Palovic v Matias Soto | 7-5,7-6 |
| ITF M25 Tulsa | 2021/06/17 01:25 | Matias Soto v Tristan Schoolkate | 3-6,2-6 |
| ITF M25 Tulsa | 2021/06/15 13:55 | Evan Zhu v Matias Soto | 4-6,6-4,14-16 |
| ITF M25 Wichita | 2021/06/11 16:35 | Govind Nanda v Matias Soto | 6-1,6-1 |
| ITF M25 Wichita | 2021/06/10 14:45 | Nicolas Acevedo v Matias Soto | 6-4,6-7,4-6 |
| ITF M25 Wichita | 2021/06/09 14:55 | Matias Soto v Evan Song | 6-4,3-6,6-3 |
| ITF M25 Wichita | 2021/06/08 15:00 | Matias Soto v Nicholas Bybel | 7-5,7-6 |
| ITF M25 Wichita | 2021/06/07 15:00 | Matias Soto v Abraham Asaba | 6-4,6-3 |
| ITF M15 Poprad | 2021/07/04 08:00 | Tomas Krcma v Matej Galik | 1-6,0-6 |
| ITF M25 Wroclaw | 2021/06/29 08:00 | Matej Galik v Davide Tortora | 2-6,2-6 |
| ITF M25 Wroclaw | 2021/06/28 09:30 | Marvin Moeller v Matej Galik | 6-3,6-7,11-13 |
| ITF M25 Wroclaw | 2021/06/27 11:00 | Robertas Vrzesinski v Matej Galik | 3-6,4-6 |
| Challenger Bratislava | 2021/06/06 10:25 | Jiri Lehecka v Matej Galik | 6-0,6-3 |
| ITF M15 Sarajevo | 2021/06/01 10:30 | Bozo Barun v Matej Galik | 6-3,4-6,10-7 |
| ITF M15 Sarajevo | 2021/05/31 11:00 | Marino Jakic v Matej Galik | 3-6,3-6 |
| ITF M15 Sarajevo | 2021/05/30 10:30 | Matej Galik v Flemming Peters | 6-1,4-6,10-8 |