Stadium: Court 12 Round: 26 Ground: Hardcourt outdoor
| ATP New York - Herrdubbel | 2020/08/22 17:55 | Klaasen/Marach v Puetz/Zverev | 7-6,3-6,10-6 |
| ATP Dubai - Herrdubbel | 2020/02/29 13:00 | Peers/Venus v Klaasen/Marach | 6-3,6-2 |
| ATP Dubai - Herrdubbel | 2020/02/28 17:55 | Klaasen/Marach v Kontinen/Struff | 6-3,6-2 |
| ATP Dubai - Herrdubbel | 2020/02/27 11:00 | Koolhof/Mektic v Klaasen/Marach | 5-7,4-6 |
| ATP Dubai - Herrdubbel | 2020/02/25 11:35 | Khachanov/Rublev v Klaasen/Marach | 6-7,3-6 |
| ATP Rotterdam - Herrdubbel | 2020/02/15 12:00 | Klaasen/Marach v Herbert/Mahut | 7-6,6-7,7-10 |
| ATP Rotterdam - Herrdubbel | 2020/02/13 14:00 | Klaasen/Marach v Auger Aliassime/Hurkacz | 6-4,6-7,10-8 |
| ATP Rotterdam - Herrdubbel | 2020/02/12 15:45 | Klaasen/Marach v Arends/Pel | 6-3,7-5 |
| ATP New York - Herrdubbel | 2020/08/22 20:10 | Rojer/Tecau v Chardy/Martin | 3-6,6-3,10-8 |
| ATP Dubai - Herrdubbel | 2020/02/26 12:00 | Krawietz/Mies v Rojer/Tecau | 6-4,6-7,10-8 |
| ATP Rotterdam - Herrdubbel | 2020/02/13 15:40 | Rojer/Tecau v Bopanna/Shapovalov | 2-6,6-3,7-10 |
| ATP Rotterdam - Herrdubbel | 2020/02/10 15:30 | Rojer/Tecau v Tsitsipas/Zimonjic | 6-2,6-2 |
| ATP Montpellier - Herrdubbel | 2020/02/06 13:20 | Inglot/Qureshi v Rojer/Tecau | 7-6,6-7,11-9 |
| ATP Montpellier - Herrdubbel | 2020/02/03 15:30 | Auger Aliassime/Shapovalov v Rojer/Tecau | 4-6,4-6 |
| Australian Open - Herrdubbel | 2020/01/24 00:00 | Rojer/Tecau v Purcell/Saville | 6-7,6-4,4-6 |
| Australian Open - Herrdubbel | 2020/01/22 01:35 | Rojer/Tecau v Inglot/Qureshi | 6-1,3-6,6-2 |