Estadio: Court 1 Round: 25 Ground: Clay
| ITF M15 Warmbad-Villach | 2021/08/20 12:15 | Peter Heller v Lukas Neumayer | 6-2,3-6,6-3 |
| ITF M15 Warmbad-Villach | 2021/08/19 14:35 | Matic Spec v Lukas Neumayer | 2-6,3-6 |
| ITF M15 Warmbad-Villach | 2021/08/17 14:50 | Lukas Neumayer v Quentin Folliot | 7-5,6-1 |
| ATP Kitzbuhel | 2021/07/27 10:35 | Mario Vilella Martinez v Lukas Neumayer | 6-7,7-5,6-4 |
| ATP Kitzbuhel | 2021/07/25 11:20 | Lukas Neumayer v Lukas Rosol | 6-4,7-6 |
| ITF M25 Kottingbrunn | 2021/07/21 09:30 | Martin Krumich v Lukas Neumayer | 7-5,6-2 |
| ITF M25 Telfs | 2021/07/18 14:30 | Bogdan Ionut Apostol v Lukas Neumayer | 6-7,6-2,6-4 |
| ITF M25 Telfs | 2021/07/18 10:00 | Gonzalo Lama v Lukas Neumayer | 6-7,6-7 |
| ITF M15 Lódz | 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 |
| ITF M15 Poprad | 2021/07/05 08:00 | Timo Stodder v Janos Fekete | 6-3,6-1 |
| ITF M15 Poprad | 2021/07/04 08:00 | Timo Stodder v Radovan Michalik | 6-2,6-2 |
| ITF M25 Wroclaw | 2021/06/30 13:55 | Timo Stodder v Hernan Casanova | 5-7,5-7 |
| ITF M25 Wroclaw | 2021/06/29 08:00 | Daniel Dutra Da Silva v Timo Stodder | 6-3,6-7,10-3 |
| ITF M25 Wroclaw | 2021/06/28 10:10 | Edouard Villoslada v Timo Stodder | 2-6,2-6 |
| ITF M25 Wroclaw | 2021/06/27 09:30 | Makary Adamek v Timo Stodder | 1-6,4-6 |