Russia: Moscow - Doubles - Main |
| 1/8-finals | Khachanov K./Rublev A. | Matkowski M./Monroe N. | 2:0 (6:4, 7:5) | details | 15.10.2018 |
China: Shenzhen - Doubles - Main |
| Quarter-finals | McLachlan B./Salisbury J. | Matkowski M./Monroe N. | 2:0 (6:4, 6:4) | details | 27.09.2018 |
| 1/8-finals | Sun F./Zhang Z. | Matkowski M./Monroe N. | 0:2 (4:6, 2:6) | details | 24.09.2018 |
Russia: St. Petersburg - Doubles - Main |
| 1/8-finals | Matkowski M./Monroe N. | Jebavy R./Middelkoop M. | 0:2 (4:6, 4:6) | details | 19.09.2018 |
Hungary: Budapest - Doubles - Main |
| Semi-finals | Matkowski M./Monroe N. | Inglot D./Skugor F. | 1:2 (7:5, 3:6, 9:11) | details | 28.04.2018 |
| Quarter-finals | Koolhof W./Sitak A. | Matkowski M./Monroe N. | 0:2 (3:6, 4:6) | details | 26.04.2018 |
| 1/8-finals | Sharan D./Skupski N. | Matkowski M./Monroe N. | 0:2 (2:6, 3:6) | details | 25.04.2018 |