Stadium: Court 15 Round: 24 Ground: Hardcourt outdoor
| ATP Cincinnati - MD | 2018/08/16 23:00 | Marach/Pavic v Mektic/Peya | 6-7,2-6 |
| ATP Toronto - MD | 2018/08/11 16:30 | Marach/Pavic v Klaasen/Venus | 6-4,6-7,3-10 |
| ATP Toronto - MD | 2018/08/10 16:30 | Marach/Pavic v Rojer/Tecau | 6-7,7-5,10-6 |
| ATP Washington - MD | 2018/08/03 02:20 | Marach/Pavic v Zverev/Zverev | 1-6,4-6 |
| ATP Hamburg - MD | 2018/07/29 10:50 | Marach/Pavic v Peralta/Zeballos | 1-6,6-4,6-10 |
| 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 14:30 | Marach/Pavic v Paire/Roger-Vasselin | 4-6,7-6,10-7 |
| ATP Hamburg - MD | 2018/07/24 11:50 | Marach/Pavic v Mayer/Schwartzman | 6-3,6-4 |
| Wimbledon - MD | 2018/07/09 16:15 | Mayer/Sousa v Klaasen/Venus | 3-6,6-7,7-6,7-6,3-6 |
| Wimbledon - MD | 2018/07/07 13:45 | Delbonis/Reyes-Varela v Mayer/Sousa | 1-6,6-7,4-6 |
| Wimbledon - MD | 2018/07/05 12:35 | Marrero/Verdasco v Mayer/Sousa | 6-7,4-6,7-6,1-6 |
| French Open - MD | 2018/06/02 09:00 | Mayer/Sousa v Lopez/Lopez | 3-6,3-6 |
| French Open - MD | 2018/05/31 15:25 | Donskoy/Reyes-Varela v Mayer/Sousa | 2-6,4-6 |
| French Open - MD | 2018/05/30 14:30 | Blancaneaux/Lestienne v Mayer/Sousa | 6-7,3-6 |
| ATP Estoril - MD | 2018/05/05 18:15 | Mayer/Sousa v Edmund/Norrie | 2-6,6-7 |
| ATP Estoril - MD | 2018/05/03 16:50 | Mayer/Sousa v Haase/Middelkoop | 6-2,6-4 |