Stadium: Court 6 Round: 54 Ground: Clay
| ITF - M25 Frankfurt am Main | 2021/08/09 11:30 | Matthew Romios v Giles Hussey | 7-6,7-6 |
| ITF - M25 Wetzlar | 2021/08/05 09:00 | Louis Wessels v Matthew Romios | 6-3,6-1 |
| ITF - M25 Wetzlar | 2021/08/04 12:55 | Matthew Romios v Max Wiskandt | 6-4,6-3 |
| ITF - M25 Wetzlar | 2021/08/03 09:00 | Matthew Romios v Daniel Paty | 6-4,7-5 |
| ITF - M25 Wetzlar | 2021/08/02 12:45 | Matthew Romios v David Tesic | 6-1,6-2 |
| ITF - M15 Esch/Alzette | 2021/07/20 13:00 | Matthew Romios v Andreja Petrovic | 7-6,4-6,3-6 |
| UTR Pro Tennis Series - Bendigo | 2021/01/22 05:00 | Matthew Romios v Thomas Bosancic | 3-6,1-4 |
| UTR Pro Tennis Series - Bendigo | 2021/01/19 23:00 | Matthew Romios v Brydan Klein | 3-6,6-4,1-6 |
| ITF - M25 Frankfurt am Main | 2021/08/09 10:35 | William Ma v Yan Sabanin | 3-6,3-6 |
| ITF - M15 Parnu | 2021/08/06 11:00 | Yan Sabanin v Simone Roncalli | 1-6,4-6 |
| ITF - M15 Parnu | 2021/08/05 09:55 | Yan Sabanin v Andrea Guerrieri | 6-2,6-3 |
| ITF - M15 Parnu | 2021/08/04 08:30 | Patrik Niklas-Salminen v Yan Sabanin | 3-6,6-7 |
| ITF - M15 Esch/Alzette | 2021/07/20 11:00 | Yan Sabanin v Louis Wessels | 6-7,0-6 |
| ITF - M25 Telfs | 2021/07/13 11:00 | Yan Sabanin v Martins Podzus | 6-7,7-5,3-6 |
| ITF - M25 Marburg | 2021/07/07 09:00 | Yan Sabanin v Ryan Nijboer | 0-6,3-6 |
| ITF - M25 Marburg | 2021/07/06 14:35 | Yan Sabanin v Patrick Zahraj | 6-4,6-4 |