Stadium: Court 3 Round: 26 Ground: Clay
| ITF M15 Bad Waltersdorf | 2021/09/01 12:10 | Lenny Hampel v Matic Dimic | 6-3,6-2 |
| ITF M25 Frankfurt am Main | 2021/08/10 08:25 | Lenny Hampel v Adrian Oetzbach | 2-6,6-0,2-10 |
| ITF M25 Frankfurt am Main | 2021/08/09 09:00 | Lenny Hampel v Neil Oberleitner | 6-4,6-4 |
| ITF M25 Wetzlar | 2021/08/05 09:00 | Lenny Hampel v Alexey Vatutin | 2-6,2-6 |
| ITF M25 Wetzlar | 2021/08/04 13:10 | Lenny Hampel v Osman Torski | 6-4,7-5 |
| ITF M25 Kottingbrunn | 2021/07/24 10:00 | Francisco Comesana v Lenny Hampel | 6-3,7-5 |
| ITF M25 Kottingbrunn | 2021/07/23 08:30 | Bogdan Ionut Apostol v Lenny Hampel | 1-6,6-4,5-7 |
| ITF M25 Kottingbrunn | 2021/07/22 09:40 | Lenny Hampel v David Pichler | 7-6,6-2 |
| ITF M15 Bad Waltersdorf | 2021/08/31 10:10 | Benedikt Emesz v Timo Stodder | 4-6,1-6 |
| ITF M15 Bad Waltersdorf | 2021/08/29 09:35 | Timo Stodder v Lukas Krainer | 6-3,6-2 |
| ITF M15 Bad Waltersdorf | 2021/08/28 09:40 | Timo Stodder v Tom Kocevar-Desman | 6-1,7-6 |
| ITF M15 Bad Waltersdorf | 2021/08/27 10:30 | Timo Stodder v Fausto Tabacco | 7-6,6-0 |
| ITF M15 Bad Waltersdorf | 2021/08/26 09:05 | David Pichler v Timo Stodder | 1-6,1-6 |
| ITF M15 Bad Waltersdorf | 2021/08/25 07:00 | Lukas Neumayer v Timo Stodder | 4-6,3-6 |
| ITF M15 Lodz | 2021/08/18 13:00 | Martyn Pawelski v Timo Stodder | 6-4,2-6,6-7 |
| ITF M15 Poprad | 2021/07/07 09:20 | Roman Andres Burruchaga v Timo Stodder | 5-7,6-2,6-0 |