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