Stadium: Court 1 Round: 26 Ground: Hardcourt outdoor
| ITF - M15 Monastir | 2020/10/14 07:55 | Hellfritsch, Lucas v Guido Ivan Justo | 2-6,3-6 |
| ITF - M15 Monastir | 2020/10/08 08:00 | Guido Ivan Justo v Grigelis, Laurynas | 3-6,3-6 |
| ITF - M15 Monastir | 2020/10/06 12:30 | Guido Ivan Justo v Aliaksandr Liaonenka | 6-2,6-4 |
| ITF M15 Cancun | 2020/03/11 16:25 | Mendoza, Alejandro v Guido Ivan Justo | 3-6,6-7 |
| ITF M25 Rio Cuarto | 2020/02/25 13:00 | Guido Ivan Justo v Lopez Linquet, Leonardo | 6-7,6-3,12-10 |
| ITF M25 Rio Cuarto | 2020/02/24 16:00 | Guido Ivan Justo v Lucio Carnevalle | 7-6,6-4 |
| ITF M25 Rio Cuarto | 2020/02/23 13:00 | Guido Ivan Justo v Matias Riva | 6-0,6-0 |
| ITF - M25 Punta del Este | 2020/02/19 17:50 | Guido Ivan Justo v Mariano Navone | 2-6,1-6 |
| ITF - M15 Monastir | 2020/10/14 11:45 | Alibek Kachmazov v Daniel Michalski | 4-6,7-5,2-6 |
| ITF - M15 Monastir | 2020/10/12 09:30 | Daniel Michalski v Sigurdsson, Egill | 6-2,6-3 |
| ITF - M15 Monastir | 2020/10/11 08:00 | Daniel Michalski v Bron, Hugo | 6-2,6-2 |
| ITF - M15 Monastir | 2020/10/08 08:00 | Daniel Michalski v Weightman, Oscar | 3-6,7-5,4-6 |
| ITF - M15 Monastir | 2020/10/06 08:00 | Daniel Michalski v Ignacio Monzon | 6-3,6-2 |
| ITF - M15 Monastir | 2020/09/29 12:10 | Matias Franco Descotte v Daniel Michalski | 6-1,6-0 |
| ITF M25 Prague | 2020/09/13 08:00 | Daniel Michalski v Andrew Paulson | 2-6,3-6 |
| ITF M25 Poznan | 2020/08/26 07:55 | Gijs Brouwer v Daniel Michalski | 6-3,7-6 |