Stadium: Stadium Court Round: 29 Ground: Clay
| ATP Houston MD | 2018/04/14 03:10 | Bryan/Bryan v Mirnyi/Oswald | 4-6,6-2,6-10 |
| ATP Houston MD | 2018/04/12 19:00 | Mirnyi/Oswald v Lipsky/Sandgren | 6-7,7-6,11-9 |
| ATP Houston MD | 2018/04/11 17:00 | Peralta/Zeballos v Mirnyi/Oswald | 3-6,6-7 |
| ATP Acapulco MD | 2018/03/01 03:30 | Mirnyi/Oswald v Harrison/Sock | 7-6,3-6,9-11 |
| ATP Acapulco Qual MD | 2018/02/26 00:00 | Mirnyi/Oswald v Albot/Basilashvili | 7-5,5-7,0-0 |
| ATP Delray Beach MD | 2018/02/20 21:00 | Ebden/Young v Mirnyi/Oswald | 3-6,7-6,10-5 |
| ATP New York MD | 2018/02/18 18:00 | Koolhof/Sitak v Mirnyi/Oswald | 4-6,6-4,6-10 |
| ATP New York MD | 2018/02/17 20:20 | Harrison/Johnson v Mirnyi/Oswald | 6-4,4-6,7-10 |
| ATP Houston MD | 2018/04/13 22:00 | Begemann/Sancic v Brown/Tiafoe | 6-3,3-6,10-7 |
| ATP Houston MD | 2018/04/12 22:35 | Begemann/Sancic v Gonzalez/Young | 7-6,6-2 |
| ATP Houston MD | 2018/04/10 20:15 | Begemann/Sancic v Monroe/Smith | 6-3,6-4 |