Stadium: Court 1 Round: 26 Ground: Hardcourt indoor
| ATP Rotterdam - Herredouble | 2018/02/12 10:00 | Kubot/Melo v Klaasen/Venus | 7-6,7-5 |
| Australian Open - Herredouble | 2018/01/18 00:00 | Lipsky/Marrero v Klaasen/Venus | 7-6,7-6 |
| ATP Auckland - Herredouble | 2018/01/12 02:00 | Mirnyi/Oswald v Klaasen/Venus | 7-6,7-6 |
| ATP Auckland - Herredouble | 2018/01/11 07:55 | Matkowski/Qureshi v Klaasen/Venus | 6-4,4-6,4-10 |
| ATP Auckland - Herredouble | 2018/01/09 08:30 | Koolhof/Sitak v Klaasen/Venus | 1-6,7-6,7-10 |