Stadium: Court 8 Round: 26 Ground: Clay
| ITF M15 Bratislava | 2021/08/18 08:00 | Bastian Malla v Zsombor Velcz | 6-2,6-2 |
| ITF M15 Curtea de Arges | 2021/08/11 10:55 | Bastian Malla v Francisco Comesana | 6-7,1-6 |
| ITF M15 Novi Sad | 2021/08/05 12:00 | Pedro Boscardin Dias v Bastian Malla | 2-6,6-3,6-3 |
| ITF M15 Novi Sad | 2021/08/04 12:05 | Aziz Kijametovic v Bastian Malla | 6-7,4-6 |
| ITF M15 Skopje | 2021/06/02 12:05 | Stefano Battaglino v Bastian Malla | 1-6,3-6 |
| ITF M25 Kiseljak | 2021/05/26 08:00 | Bastian Malla v Hernan Casanova | 6-4,2-6,6-7 |
| ITF M15 Brcko | 2021/05/22 07:30 | Bastian Malla v Joao Lucas Reis da Silva | 6-1,7-6 |
| ITF M15 Brcko | 2021/05/21 13:05 | Bastian Malla v Gorazd Srbljak | 6-0,6-1 |
| ITF M15 Bratislava | 2021/08/17 08:00 | Boris Butulija v Tomas Liska | 3-6,1-6 |
| ITF M15 Monastir | 2021/03/29 08:00 | Lisandru Rodriguez v Tomas Liska | 6-0,6-2 |
| ITF M15 Monastir | 2021/03/28 11:30 | Ioannis Kountourakis v Tomas Liska | 3-6,4-6 |
| ITF M15 Monastir | 2021/03/21 15:00 | Hazem Naw v Tomas Liska | 6-3,6-3 |
| ITF M25 Prague | 2020/09/14 09:00 | Tomas Liska v Dalibor Svrcina | 1-6,4-6 |
| ITF M25 Prague | 2020/09/13 09:00 | Marek Gengel v Tomas Liska | 3-6,6-3,8-10 |
| Slovakian International | 2020/07/24 10:00 | Tomas Liska v Alex Molcan | 1-6,2-6 |
| Slovakian International | 2020/07/23 15:05 | Filip Polasek v Tomas Liska | 3-6,6-3,1-6 |