Stadium: Tourlaville 1 Round: 27 Ground: Hardcourt indoor
| Challenger Cherbourg MD | 2021/02/09 14:45 | Drzewiecki/Jebavy v Sijsling/Smits | 6-1,6-7,7-10 |
| ITF M15 Bressuire MD | 2021/01/19 14:55 | de Schepper/Napolitano v Sijsling/Smits | 7-6,6-7,10-5 |
| ITF M15 Antalya MD | 2021/01/09 11:45 | Sijsling/Smits v Harris/Sabanin | 6-0,3-6,13-15 |
| ITF M15 Antalya MD | 2021/01/09 08:35 | Sijsling/Smits v Deschamps/Savelev | 6-2,7-5 |
| ITF M25 Rodez MD | 2020/10/16 14:30 | Doumbia/Reboul v Sijsling/Smits | 6-3,7-5 |
| ITF M25 Rodez MD | 2020/10/15 16:40 | Arribage/Broville v Sijsling/Smits | 6-7,6-7 |
| ITF M25 Rodez MD | 2020/10/14 10:00 | Sijsling/Smits v Added/Eysseric | 6-4,6-2 |
| ITF M25 Rodez MD | 2020/10/13 07:30 | Sijsling/Smits v Virtanen/Wenger | 6-3,6-1 |
| Challenger Cherbourg MD | 2021/02/10 16:20 | Klein/Molcan v Janvier/Zapata Miralles | 6-0,6-3 |
| Challenger Bratislava MD | 2020/11/14 15:00 | Heliovaara/Ruusuvuori v Klein/Molcan | 6-4,6-3 |
| Challenger Bratislava MD | 2020/11/13 15:10 | Klein/Molcan v Drzewiecki/Walkow | 7-6,6-3 |
| Challenger Bratislava MD | 2020/11/12 16:15 | Klein/Molcan v Cerretani/Margaroli | 6-7,6-4,10-5 |
| Challenger Bratislava MD | 2020/11/11 18:40 | Klein/Molcan v Safiullin/Vatutin | 7-5,6-3 |
| Slovakian International | 2020/07/12 16:00 | Klein/Molcan v Fekete/Minarik | 6-2,6-1 |
| Slovakian International | 2020/07/11 13:55 | Klein/Molcan v Dobry/Liska | 6-2,6-1 |
| Challenger Bratislava MD | 2019/11/07 18:10 | Klein/Molcan v Nielsen/Puetz | 4-6,2-6 |