Stadium: Court 2 Round: 26 Ground: Hardcourt outdoor
| ATP Montreal MD | 2019/08/06 00:15 | Cabal/Farah v Haase/Koolhof | 5-7,6-7 |
| ATP Hamburg MD | 2019/07/28 12:25 | Haase/Koolhof v Marach/Melzer | 2-6,6-7 |
| ATP Hamburg MD | 2019/07/26 18:55 | Dodig/Pavic v Haase/Koolhof | 6-7,6-4,8-10 |
| ATP Hamburg MD | 2019/07/25 09:30 | Haase/Koolhof v Lenz/Masur | 7-6,6-4 |
| ATP Hamburg MD | 2019/07/23 13:30 | Haase/Koolhof v Dellien/Monteiro | 3-6,6-3,10-5 |
| ATP Monte Carlo MD | 2019/04/21 09:30 | Haase/Koolhof v Mektic/Skugor | 7-6,6-7,9-11 |
| ATP Monte Carlo MD | 2019/04/20 09:30 | Haase/Koolhof v Murray/Soares | 7-6,6-4 |
| ATP Monte Carlo MD | 2019/04/19 10:25 | Haase/Koolhof v Albot/Basilashvili | 6-1,7-5 |
| ATP Montreal MD | 2019/08/05 17:55 | De Minaur/Thompson v Hurkacz/Isner | 6-4,7-6 |