Stadium: Jocker Court Round: 25 Ground: Clay
| Challenger Biella | 2021/02/15 09:30 | Thai-Son Kwiatkowski v Blaz Kavcic | 6-2,3-6,2-6 |
| Challenger Biella Qual | 2021/02/14 09:00 | Uladzimir Ignatik v Blaz Kavcic | 2-6,4-6 |
| Challenger Biella | 2021/02/08 14:25 | Blaz Kavcic v Matteo Viola | 3-6,6-3,5-7 |
| Challenger Antalya | 2021/01/29 12:00 | Blaz Kavcic v Tommy Robredo | 6-4,3-6,1-6 |
| Challenger Antalya | 2021/01/29 07:30 | Facundo Bagnis v Blaz Kavcic | 3-6,6-7 |
| Challenger Antalya Qual | 2021/01/28 11:20 | Facundo Mena v Blaz Kavcic | 2-6,2-6 |
| Challenger Antalya Qual | 2021/01/28 06:30 | Blaz Kavcic v Nicola Kuhn | 6-2,6-1 |
| ATP Antalya | 2021/01/07 07:00 | Blaz Kavcic v Alex Molcan | 6-1,4-6,5-7 |
| Challenger Biella | 2021/02/10 11:15 | Lukas Lacko v Federico Gaio | 3-6,4-6 |
| Challenger Quimper | 2021/02/06 14:00 | Brandon Nakashima v Lukas Lacko | 4-6,7-5,7-5 |
| Challenger Quimper | 2021/02/05 10:00 | Lukas Lacko v Federico Gaio | 6-3,7-5 |
| Challenger Quimper | 2021/02/03 11:00 | Mathias Bourgue v Lukas Lacko | 2-6,2-6 |
| Challenger Quimper | 2021/01/25 12:30 | Lukas Lacko v Denis Istomin | 3-6,7-6,6-7 |
| Australian Open | 2021/01/11 11:55 | Lukas Lacko v Frederico Ferreira Silva | 3-6,2-6 |
| Challenger Bratislava | 2020/11/10 16:35 | Lukas Lacko v Sergiy Stakhovsky | 5-7,6-7 |
| Challenger Hamburg | 2020/10/26 12:20 | Lukas Lacko v Nikola Milojevic | 5-7,4-6 |