Stadium: Palapajetta Court Round: 25 Ground: Clay
| ATP Kitzbuhel | 2019/07/29 12:55 | Martin Klizan v Matthias Bachinger | 6-7,7-6,6-7 |
| Challenger Nur-Sultan | 2021/03/03 04:00 | Tung-Lin Wu v Martin Klizan | 6-3,4-6,7-6 |
| Challenger Nur-Sultan | 2021/02/26 07:40 | Martin Klizan v Prajnesh Gunneswaran | 3-6,6-4,4-6 |
| Challenger Nur-Sultan | 2021/02/24 11:10 | Martin Klizan v Ulises Blanch | 6-7,6-2,7-6 |
| Challenger Nur-Sultan | 2021/02/22 09:30 | Martin Klizan v Timofey Skatov | 6-4,4-6,7-6 |
| Challenger Biella | 2021/02/17 17:05 | Martin Klizan v Andreas Seppi | 6-7,3-6 |
| Challenger Biella | 2021/02/15 14:35 | Bernabe Zapata Miralles v Martin Klizan | 6-7,4-6 |
| Challenger Biella | 2021/02/09 10:50 | Martin Klizan v Illya Marchenko | 2-6,6-7 |
| Australian Open | 2021/01/10 11:45 | Felipe Meligeni Rodrigues Alves v Martin Klizan | 6-1,6-4 |
| Challenger Biella | 2021/03/08 09:30 | Matthias Bachinger v Luca Vanni | 6-3,6-4 |
| Challenger Biella | 2021/03/07 11:30 | Matthias Bachinger v Robert Strombachs | 6-2,7-5 |
| Challenger Biella Qual | 2021/02/14 14:35 | Matthias Bachinger v Malek Jaziri | 2-6,4-6 |
| Challenger Biella | 2021/02/12 10:30 | Matthias Bachinger v Mathias Bourgue | 1-6,7-6,1-6 |
| Challenger Biella | 2021/02/10 11:55 | Mohamed Safwat v Matthias Bachinger | 6-4,2-6,3-6 |
| Challenger Biella | 2021/02/09 10:10 | Adrian Andreev v Matthias Bachinger | 2-6,5-7 |
| ATP Antalya | 2021/01/07 10:45 | Matthias Bachinger v Lucas Miedler | 6-4,6-1 |
| ATP Antalya | 2021/01/06 11:40 | Matthias Bachinger v Vladyslav Orlov | 6-1,7-5 |