Stadium: Court 3 Round: 44 Ground: Hardcourt outdoor
| 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 |
| Polish National Tour | 2020/08/23 12:30 | Daniel Michalski v Gajewski, Kamil | 6-7,7-6,7-6 |
| Polish National Tour | 2020/08/23 08:00 | Daniel Michalski v Orlikowski, Aleksander | 6-3,6-3 |
| ITF - M15 Monastir | 2020/10/11 09:00 | Ben Fraj, Skander v Sigurdsson, Egill | 3-6,0-6 |
| ITF - M15 Monastir | 2020/10/04 10:00 | Sigurdsson, Egill v Cesar Bourgois | 1-6,4-6 |
| ITF M15 Curtea de Arges | 2020/09/14 07:00 | Luncanu, Petru-Alexandru v Sigurdsson, Egill | 6-1,6-3 |
| ITF - M15 Bucarest | 2020/09/06 07:00 | Sigurdsson, Egill v Mihai Razvan Marinescu | 2-6,4-6 |
| ITF M15 Alkmaar | 2020/08/24 11:00 | Sigurdsson, Egill v Max Houkes | 1-6,1-6 |
| ITF M15 Alkmaar | 2020/08/23 11:00 | Poswiat, Moritz v Sigurdsson, Egill | 6-2,2-6,8-10 |
| ITF - M15 Antalya | 2020/03/09 08:00 | Rigele Te v Sigurdsson, Egill | 6-1,6-1 |
| ITF - M15 Antalya | 2020/03/08 08:00 | Sigurdsson, Egill v Filatov, Nikita | 2-0 |