stadio: Court Cascais Round: 26 Ground: Clay
| ATP Marrakech DM | 2018/04/11 14:10 | Cerretani/Qureshi v Haase/Middelkoop | 6-3,3-6,10-3 |
| ATP Miami DM | 2018/03/22 16:40 | Haase/Middelkoop v Kontinen/Peers | 3-6,6-3,6-10 |
| ATP Dubai DM | 2018/03/01 15:15 | Haase/Middelkoop v Dodig/Ram | 3-6,6-7 |
| ATP Dubai DM | 2018/02/27 12:15 | Struff/Troicki v Haase/Middelkoop | 4-6,4-6 |
| ATP Rotterdam DM | 2018/02/14 15:20 | Haase/Middelkoop v Rojer/Tecau | 1-6,2-6 |
| ATP Rotterdam DM | 2018/02/13 16:40 | Haase/Middelkoop v Smit/Timmermans | 6-2,6-4 |
| ATP Sofia DM | 2018/02/11 12:00 | Haase/Middelkoop v Mektic/Peya | 5-7,6-4,10-4 |
| ATP Sofia DM | 2018/02/10 13:30 | Lipsky/Sharan v Haase/Middelkoop | 4-6,2-6 |
| ATP Budapest DM | 2018/04/26 10:20 | Inglot/Skugor v Demoliner/Gonzalez | 6-4,7-5 |
| ATP Budapest DM | 2018/04/24 13:45 | Demoliner/Gonzalez v Copil/Mergea | 6-2,7-6 |