Stadium: Court 5 Round: 44 Ground: Clay
| ITF M15 Anif | 2020/08/23 12:00 | Alexander Shevchenko v Krainer, L. | 6-2,6-7,11-9 |
| ITF M15 Anif | 2020/08/23 07:00 | Krainer, L. v Tim Handel | 6-3,6-4 |
| Vogau, Singles Qualifying M-ITF-AUT-04A | 2020/08/19 11:40 | Krainer, L. v Nino Serdarusic | 3-6,3-6 |
| Austrian OTV Series | 2020/07/30 09:30 | David Pichler v Krainer, L. | 6-3,2-6,4-6 |
| Austrian Tennis Championship | 2020/07/29 14:40 | Sandro Kopp v Krainer, L. | 6-4,6-4 |
| Austrian Tennis Championship | 2020/07/28 14:05 | Hampel, Lenny v Krainer, L. | 7-6,4-6,6-3 |
| 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 |
| ITF M15 Anif | 2020/08/23 09:30 | Patzanovsky, Christopher v Paroulek, Tadeas | 6-3,2-6,10-7 |
| Vogau, Singles Qualifying M-ITF-AUT-04A | 2020/08/17 07:30 | Paroulek, Tadeas v Alexander Shevchenko | 6-4,2-6,10-12 |
| ITF M15 Austin | 2019/11/21 16:00 | Paroulek, Tadeas v Zink, Tyler | 3-6,5-7 |
| ITF M15 Austin | 2019/11/20 20:40 | Paroulek, Tadeas v Mcdonald, Evin | 6-2,7-5 |
| Fort Worth, Singles Qualifying M-ITF-USA-42A | 2019/10/25 18:45 | Liam Broady v Paroulek, Tadeas | 6-1,6-7,6-3 |
| Fort Worth, Singles Qualifying M-ITF-USA-42A | 2019/10/24 17:20 | Valentin Vacherot v Paroulek, Tadeas | 6-7,4-6 |
| Fort Worth, Singles Qualifying M-ITF-USA-42A | 2019/10/22 19:05 | Paroulek, Tadeas v Glasspool, Lloyd | 6-4,6-3 |
| Waco, Singles M-ITF-USA-41A | 2019/10/17 16:00 | Paroulek, Tadeas v Michael Geerts | 1-6,2-6 |