Stadium: Court 14 Round: 27 Ground: Hardcourt outdoor
| ATP Winston-Salem MD | 2018/08/22 23:00 | Daniell/Koolhof v Rojer/Tecau | 4-6,3-6 |
| ATP Winston-Salem MD | 2018/08/20 22:15 | Daniell/Koolhof v Monroe/Reyes-Varela | 3-6,7-6,12-10 |
| ATP Kitzbuhel MD | 2018/07/31 16:45 | Melzer/Petzschner v Daniell/Koolhof | 7-6,6-4 |
| ATP Hamburg MD | 2018/07/27 11:15 | Marach/Pavic v Daniell/Koolhof | 2-6,6-4,10-7 |
| ATP Hamburg MD | 2018/07/26 10:00 | Marrero/Qureshi v Daniell/Koolhof | 1-6,2-6 |
| ATP Hamburg MD | 2018/07/24 15:40 | Mirnyi/Oswald v Daniell/Koolhof | 7-6,4-6,5-10 |
| ATP Bastad MD | 2018/07/19 12:20 | Melzer/Petzschner v Daniell/Koolhof | 7-6,6-3 |
| ATP Bastad MD | 2018/07/18 12:35 | Ymer/Ymer v Daniell/Koolhof | 1-6,2-6 |
| ATP Queens MD | 2018/06/22 16:30 | Edmund/Skupski v Kontinen/Peers | 6-7,7-5,6-10 |
| ATP Queens MD | 2018/06/21 16:45 | Edmund/Skupski v Hewitt/Kyrgios | 6-1,6-4 |
| ATP Queens MD | 2018/06/18 11:30 | Dimitrov/Harrison v Edmund/Skupski | 6-3,6-7,3-10 |