Stadium: Court 5 Round: 62 Ground: Hardcourt outdoor
| ITF M15 Manacor | 2021/01/10 11:00 | Ioannis Kountourakis v Peter Goldsteiner | 4-6,4-6 |
| ITF M15 Manacor | 2021/01/04 10:00 | Ioannis Kountourakis v Joan B B Isern | 5-7,0-6 |
| ITF M15 Heraklion | 2020/11/16 07:30 | Ioannis Kountourakis v Valentin Royer | 1-6,2-6 |
| ITF M15 Heraklion | 2020/11/08 12:00 | Mateus Alves v Ioannis Kountourakis | 6-2,6-2 |
| ITF M15 Heraklion | 2020/10/26 07:30 | Giovanni Fonio v Ioannis Kountourakis | 6-1,6-3 |
| ITF M15 Heraklion | 2020/10/25 09:00 | Ioannis Kountourakis v Nini Gabriel Dica | 6-4,2-6,10-6 |
| 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 |
| Slovakian International | 2020/07/10 08:00 | Tomas Liska v Alex Molcan | 0-6,6-4,5-7 |
| Slovakian International | 2020/07/09 10:10 | Tomas Liska v Martin Dobry | 6-2,6-0 |
| Exhibition | 2020/07/05 11:05 | Tomas Liska v Dalibor Svrcina | 3-6,4-6 |