Stadium: Stadium Court Round: 29 Ground: Hardcourt outdoor
| ATP Metz MD | 2017/09/22 14:00 | Koolhof W / Sitak A v Mirnyi M / Oswald P | 6-4,3-6,10-7 |
| ATP New York MD | 2018/02/18 03:05 | Koolhof W / Sitak A v 알보트 R / 바실라시빌리 N | 6-4,6-3 |
| ATP New York MD | 2018/02/16 22:30 | 카르디 J / 마르틴 F v Koolhof W / Sitak A | 4-6,6-3,6-10 |
| ATP New York MD | 2018/02/14 18:00 | Koolhof W / Sitak A v Nestor D / Skupski N | 6-3,6-1 |
| ATP Montpellier MD | 2018/02/08 13:45 | Koolhof W / Sitak A v Arends S / Sancic A | 6-3,4-6,5-10 |
| ATP Montpellier MD | 2018/02/07 19:25 | Dodig I / Ram R v Koolhof W / Sitak A | 6-2,5-7,0-10 |
| Newport Beach, USA, Doubles | 2018/01/24 23:50 | Koolhof W / Sitak A v 후에이 T / 쿠들라 D | 2-6,1-6 |
| Australian Open MD | 2018/01/19 01:30 | Koolhof W / Sitak A v 마라치 O / 파비치 M | 7-6,4-6,4-6 |
| Australian Open MD | 2018/01/17 01:40 | Gojowczyk P / Mayer F v Koolhof W / Sitak A | 2-6,1-6 |
| ATP New York MD | 2018/02/17 20:20 | 하리슨 리 / 존슨 스 v Mirnyi M / Oswald P | 6-4,4-6,7-10 |
| ATP New York MD | 2018/02/15 18:00 | Mclachlan B / Nys H v Mirnyi M / Oswald P | 6-4,3-6,5-10 |
| ATP New York MD | 2018/02/14 22:25 | Paes L / Raja P v Mirnyi M / Oswald P | 3-6,4-6 |
| Australian Open MD | 2018/01/19 00:00 | 브리안 B / 브리안 M v Mirnyi M / Oswald P | 6-7,6-4,6-4 |
| Australian Open MD | 2018/01/17 01:40 | 파비아노 토 / 셀라 두 v Mirnyi M / Oswald P | 6-7,6-3,6-7 |
| Auckland, New Zealand, Doubles | 2018/01/12 23:30 | 마라치 O / 파비치 M v Mirnyi M / Oswald P | 6-4,5-7,10-7 |
| Auckland, New Zealand, Doubles | 2018/01/12 02:00 | Mirnyi M / Oswald P v 칼라센 R / 베너스 M | 7-6,7-6 |
| Auckland, New Zealand, Doubles | 2018/01/10 05:25 | Mirnyi M / Oswald P v Daniell M / Inglot D | 6-3,3-6,10-8 |