| Austrian Tennis Championship | 2020/07/27 14:00 | Hampel, Lenny v Sandro Kopp | 4-6,6-7 |
| Austrian Tennis Championship | 2020/07/22 14:00 | Lucas Miedler v Hampel, Lenny | 6-3,6-1 |
| Austrian Tennis Championship | 2020/07/16 10:55 | Sandro Kopp v Hampel, Lenny | 6-3,7-5 |
| Austrian OTV Series | 2020/07/16 07:00 | Hampel, Lenny v Thiem, Moritz | 6-1,6-0 |
| Austrian OTV Series | 2020/07/15 10:00 | Kaufmann, Hans Peter v Hampel, Lenny | 4-6,2-6 |
| Austrian Tennis Championship | 2020/07/14 11:30 | Hampel, Lenny v Michael Gloeckler | 6-3,6-2 |
| Austrian Tennis Championship | 2020/07/07 09:00 | Hampel, Lenny v Andrejic, Marko | 6-2,6-1 |
| Austrian Tennis Championship | 2020/07/06 12:20 | Hampel, Lenny v Mrsic, Luka | 6-3,6-0 |
| Austrian Tennis Championship | 2020/07/27 08:00 | Neil Oberleitner v Krainer, L. | 0-6,1-6 |
| Austrian Tennis Championship | 2020/07/21 14:00 | Lucas Miedler v Krainer, L. | 6-3,6-2 |
| Austrian Tennis Championship | 2020/07/14 09:10 | Sandro Kopp v Krainer, L. | 6-3,6-3 |
| Austrian OTV Series | 2020/07/08 13:00 | Sandro Kopp v Krainer, L. | 7-6,4-6,6-3 |
| Austrian Tennis Championship | 2020/07/06 11:00 | Emesz, Benedikt v Krainer, L. | 3-6,4-6 |
| Austrian Tennis Championship | 2020/07/01 09:00 | Dennis Novak v Krainer, L. | 7-5,7-5 |
| ITF - M15 Monastir | 2020/03/03 10:15 | Boehler, Dominik v Krainer, L. | 6-2,6-1 |
| ITF - M15 Monastir | 2020/02/26 12:20 | Crepatte, Baptiste v Krainer, L. | 7-6,3-6,7-6 |