Stadium: Centre Court Round: 26 Ground: Clay
| ITF M15 Alkmaar | 2020/08/26 11:00 | Igor Sijsling v Sidane Pontjodikromo | 6-1,6-0 |
| Vogau, Singles Qualifying M-ITF-AUT-04A | 2020/08/21 11:15 | Igor Sijsling v Manuel Guinard | 1-6,3-6 |
| Vogau, Singles Qualifying M-ITF-AUT-04A | 2020/08/20 12:55 | Simon, Tobias v Igor Sijsling | 5-7,4-6 |
| Vogau, Singles Qualifying M-ITF-AUT-04A | 2020/08/19 13:15 | Dubrivnyy, Artem v Igor Sijsling | 7-6,3-6,4-6 |
| Vogau, Singles Qualifying M-ITF-AUT-04A | 2020/08/18 07:00 | Igor Sijsling v Hampel, Lenny | 6-2,6-1 |
| Vogau, Singles Qualifying M-ITF-AUT-04A | 2020/08/17 11:30 | Igor Sijsling v Spec, Matic | 6-4,6-4 |
| Vogau, Singles Qualifying M-ITF-AUT-04A | 2020/08/16 12:00 | Igor Sijsling v Aichhorn, Jakob | 6-1,6-1 |
| Exo Tennis Germany Series | 2020/07/18 13:15 | Igor Sijsling v Daniel Vishnick | 6-0,6-2 |
| ITF M15 Alkmaar | 2020/08/25 08:55 | Pol Martin Tiffon v Wang, Tak Khunn | 6-3,6-3 |
| Spanish Summer League | 2020/07/22 09:40 | Diego A B Sanchez v Pol Martin Tiffon | 6-3,6-3 |
| Spanish Summer League | 2020/07/18 11:30 | Javier Barranco Cosano v Pol Martin Tiffon | 6-2,6-1 |
| Spanish Summer League | 2020/07/17 11:00 | Pol Martin Tiffon v Bernabe Zapata Miralles | 4-6,6-3,6-4 |
| Spanish Summer League | 2020/07/16 08:30 | Vilella Martinez, Mario v Pol Martin Tiffon | 5-7,3-6 |
| Spanish Summer League | 2020/07/15 09:30 | Pablo Llamas Ruiz v Pol Martin Tiffon | 4-6,3-6 |
| ITF - M15 Antalya | 2020/03/11 08:30 | Pol Martin Tiffon v Petr Nouza | 2-6,4-6 |
| ITF M15 Palmanova | 2020/02/11 09:55 | Pol Martin Tiffon v Lopez San Martin, Alvaro | 4-6,4-6 |