Stadium: Court 1 Round: 25 Ground: Hardcourt outdoor
| ATP Toronto MD | 2018/08/07 20:30 | Klaasen R / Venus M v Sitak A / Tsitsipas S | 6-4,6-4 |
| ATP Washington MD | 2018/08/04 17:35 | Murray J / Soares B v Klaasen R / Venus M | 7-5,7-6 |
| ATP Washington MD | 2018/08/03 18:00 | Klaasen R / Venus M v Cabal / Farah | 6-7,7-6,10-6 |
| ATP Washington MD | 2018/08/01 16:00 | Ram R / Rojer J J v Klaasen R / Venus M | 6-7,6-7 |
| Wimbledon MD | 2018/07/14 17:00 | Klaasen R / Venus M v Bryan M / Sock J | 3-6,7-6,3-6,7-5,5-7 |
| Wimbledon MD | 2018/07/12 12:00 | Klaasen R / Venus M v Nielsen F / Salisbury J | 7-6,3-6,6-3,6-4 |
| Wimbledon MD | 2018/07/10 15:50 | Klaasen R / Venus M v Murray J / Soares B | 6-7,7-6,5-7,7-6,6-4 |
| Wimbledon MD | 2018/07/09 16:15 | Mayer L / Sousa J v Klaasen R / Venus M | 3-6,6-7,7-6,7-6,3-6 |