Stadium: Centre Court Round: 14 Ground: Clay
| ITF M25 Lesa | 2021/08/29 14:50 | Bega, Alessandro v Matteo Martineau | 5-7,6-2,2-6 |
| ITF M25 Lesa | 2021/08/27 19:00 | Thirouin, Jean v Matteo Martineau | 1-6,1-6 |
| ITF M25 Lesa | 2021/08/26 10:30 | Basso, Andrea v Matteo Martineau | 3-6,2-6 |
| ITF M25 Lesa | 2021/08/25 12:15 | Pietro Marino v Matteo Martineau | 1-6,4-6 |
| Luedenscheid, Germany | 2021/08/19 11:15 | Matteo Martineau v Camilo Ugo Carabelli | 4-6,6-7 |
| Luedenscheid, Germany | 2021/08/17 15:35 | Matteo Martineau v Marvin Moeller | 6-0,6-2 |
| Luedenscheid, Germany | 2021/08/16 09:30 | Kelly, Dayne v Matteo Martineau | 2-6,3-6 |
| Luedenscheid, Germany | 2021/08/15 11:00 | Matteo Martineau v Adrian Andreev | 6-4,7-5 |
| ITF M15 Bad Waltersdorf | 2021/09/02 09:45 | Hampel, Lenny v Timo Stodder | 6-4,4-6,2-6 |
| ITF M15 Bad Waltersdorf | 2021/09/01 12:10 | Hampel, Lenny v Matic Dimic | 6-3,6-2 |
| ITF M25 Frankfurt am Main | 2021/08/10 08:25 | Hampel, Lenny v Adrian Oetzbach | 2-6,6-0,2-10 |
| ITF M25 Frankfurt am Main | 2021/08/09 09:00 | Hampel, Lenny v Neil Oberleitner | 6-4,6-4 |
| ITF M25 Wetzlar | 2021/08/05 09:00 | Hampel, Lenny v Alexey Vatutin | 2-6,2-6 |
| ITF M25 Wetzlar | 2021/08/04 13:10 | Hampel, Lenny v Torski, Osman | 6-4,7-5 |
| ITF M25 Kottingbrunn | 2021/07/24 10:00 | Francisco Comesana v Hampel, Lenny | 6-3,7-5 |
| ITF M25 Kottingbrunn | 2021/07/23 08:30 | Apostol, Bogdan Ionut v Hampel, Lenny | 1-6,6-4,5-7 |