Stadium: Court 1 Round: 27 Ground: Hardcourt indoor
| ATP Rotterdam MD | 2020/02/12 15:45 | Klaasen/Marach v Arends/Pel | 6-3,7-5 |
| Australian Open MD | 2020/01/24 02:50 | Molteni/Nys v Klaasen/Marach | 6-7,6-3,6-4 |
| Australian Open MD | 2020/01/22 06:50 | Kecmanovic/Ruud v Klaasen/Marach | 2-6,6-4,3-6 |
| ATP Adelaide MD | 2020/01/13 02:10 | Klaasen/Marach v Kubot/Melo | 2-6,4-6 |
| ATP Rotterdam MD | 2020/02/10 10:00 | Auger Aliassime/Hurkacz v Koolhof/Mektic | 6-3,7-6 |