Stadium: Court 2 Round: 26 Ground: Clay
| ITF M15 Bad Waltersdorf | 2021/08/26 09:35 | Tomas Lipovsek Puches v Lukas Krainer | 3-6,4-6 |
| ITF M15 Bad Waltersdorf | 2021/08/31 10:15 | Tomas Lipovsek Puches v Niklas Rohrer | 6-2,7-5 |
| ITF M15 Bad Waltersdorf | 2021/08/26 09:35 | Tomas Lipovsek Puches v Lukas Krainer | 3-6,4-6 |
| ITF M15 Bad Waltersdorf | 2021/08/25 10:55 | Tomas Lipovsek Puches v Sebastian Prechtel | 7-5,6-1 |
| ITF M15 Pescara | 2021/08/20 10:00 | Tomas Lipovsek Puches v Riccardo Balzerani | 6-4,2-6,3-6 |
| ITF M15 Pescara | 2021/08/19 12:45 | Tomas Lipovsek Puches v Giorgio Ricca | 6-2,7-6 |
| ITF M15 Pescara | 2021/08/18 14:00 | Tomas Lipovsek Puches v Francesco Vilardo | 7-6,6-4 |
| ITF M15 Perugia | 2021/07/23 12:30 | Tomas Lipovsek Puches v Marcello Serafini | 4-6,1-6 |
| ITF M15 Perugia | 2021/07/22 14:55 | Tomas Lipovsek Puches v Francesco Passaro | 1-6,6-3,6-3 |
| ITF M15 Bad Waltersdorf | 2021/09/01 10:30 | Lukas Krainer v Hans Peter Kaufmann | 6-3,6-4 |
| 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 08:00 | Gabriel Decamps v Lukas Krainer | 2-6,3-6 |
| ITF M15 Bad Waltersdorf | 2021/08/27 09:25 | Lukas Krainer v Neil Oberleitner | 6-7,6-4,6-0 |
| ITF M15 Bad Waltersdorf | 2021/08/26 09:35 | Tomas Lipovsek Puches v Lukas Krainer | 3-6,4-6 |
| ITF M15 Bad Waltersdorf | 2021/08/25 08:50 | Lukas Krainer v Admir Kalender | 6-4,3-6,6-2 |
| ITF M15 Warmbad-Villach | 2021/08/20 12:50 | Gabriel Decamps v Lukas Krainer | 6-2,6-3 |
| ITF M15 Warmbad-Villach | 2021/08/19 09:55 | Lukas Krainer v Tom Kocevar-Desman | 6-3,7-5 |