Stadium: Centre Court Round: 26 Ground: Hardcourt indoor
| Australian Open MD | 2020/01/25 00:00 | Duckworth/Polmans v Koolhof/Mektic | 7-5,6-3 |
| Australian Open MD | 2020/01/22 05:00 | Cecchinato/Djere v Koolhof/Mektic | 3-6,6-7 |
| ATP Adelaide MD | 2020/01/16 02:00 | Ram/Salisbury v Koolhof/Mektic | 6-4,6-3 |
| ATP Adelaide MD | 2020/01/14 03:45 | Koolhof/Mektic v Krawietz/Mies | 7-6,6-2 |