Stadium: Court 9 Round: 24 Ground: Hardcourt outdoor
| ATP - Cincinnati - Dublu Masculin | 2018/08/16 21:50 | Kubot/Melo v Klaasen/Venus | 6-4,7-6 |
| ATP - Cincinnati - Dublu Masculin | 2018/08/14 18:15 | Gasquet/Mannarino v Klaasen/Venus | 1-6,2-6 |
| ATP - Toronto - Dublu Masculin | 2018/08/12 17:30 | Klaasen/Venus v Kontinen/Peers | 2-6,7-6,6-10 |
| ATP - Toronto - Dublu Masculin | 2018/08/11 16:30 | Marach/Pavic v Klaasen/Venus | 6-4,6-7,3-10 |
| ATP - Toronto - Dublu Masculin | 2018/08/10 18:35 | Bryan/Sock v Klaasen/Venus | 6-7,4-6 |
| ATP - Toronto - Dublu Masculin | 2018/08/09 15:00 | Klaasen/Venus v Kubot/Melo | 6-3,5-7,11-9 |
| ATP - Toronto - Dublu Masculin | 2018/08/07 20:30 | Klaasen/Venus v Sitak/Tsitsipas | 6-4,6-4 |
| ATP - Washington - Dublu Masculin | 2018/08/04 17:35 | Murray/Soares v Klaasen/Venus | 7-5,7-6 |