Stadium: Court 1 Round: 26 Ground: Clay
| US Open MD | 2017/08/31 15:00 | Koolhof W / Sitak A v Dodig I / Granollers M | 6-7,3-6 |
| Challenger Aptos MD | 2017/08/12 23:15 | Koolhof W / Sitak A v Bolt A / Thompson J | 3-6,6-2,8-10 |
| Challenger Aptos MD | 2017/08/10 23:00 | Koolhof W / Sitak A v Krajicek A / Withrow J | 6-4,7-6 |
| ATP - Los Cabos - Doubles Hommes | 2017/08/04 00:00 | Koolhof W / Sitak A v Raja P / Sharan D | 3-6,4-6 |
| ATP Atlanta MD | 2017/07/30 23:05 | Bryan B / Bryan M v Koolhof W / Sitak A | 6-3,6-4 |
| ATP Atlanta MD | 2017/07/29 16:00 | Raja P / Sharan D v Koolhof W / Sitak A | 6-7,4-6 |
| ATP Atlanta MD | 2017/07/27 18:00 | Koolhof W / Sitak A v Molteni A / Shamasdin A | 6-7,7-6,10-7 |
| ATP Atlanta MD | 2017/07/26 02:20 | Koolhof W / Sitak A v Cox J / Reinberg E | 6-2,3-6,10-6 |
| Challenger Genova MD | 2017/09/10 14:00 | Andreozzi G / Behar A v Puetz T / Struff J-L | 6-7,6-7 |
| Challenger Genova MD | 2017/09/09 09:00 | Brown D / Mies A v Andreozzi G / Behar A | 3-6,7-6,10-12 |
| Challenger Genova MD | 2017/09/07 13:40 | Balazs A / Fucsovics M v Andreozzi G / Behar A | 5-7,4-6 |