Stadium: TennisPoint Court Round: 27 Ground: Grass
| ATP Halle MD | 2019/06/18 14:30 | Marach O / Melzer J v Demoliner M / Sharan D | 7-5,7-6 |
| ATP Stuttgart MD | 2019/06/14 15:00 | Peers J / Soares B v Marach O / Melzer J | 7-6,5-7,10-6 |
| ATP Stuttgart MD | 2019/06/13 10:00 | Marach O / Melzer J v Lindstedt R / Raonic M | 6-2,6-4 |
| ATP Stuttgart MD | 2019/06/11 16:30 | Marach O / Melzer J v Zverev A / Zverev M | 7-6,6-3 |
| Coupe Davis | 2019/02/02 11:55 | Marach O / Melzer J v Barrios Vera M T / Podlipnik-Castillo H | 6-4,2-6,7-5 |
| ATP Metz MD | 2018/09/21 13:30 | Skupski K / Skupski N v Marach O / Melzer J | 4-6,6-3,10-5 |
| ATP Metz MD | 2018/09/20 12:00 | Cerretani J / Erlich J v Marach O / Melzer J | 3-6,6-1,5-10 |
| ATP Metz MD | 2018/09/19 15:45 | Marach O / Melzer J v Qureshi A / Sitak A | 6-4,6-3 |
| ATP Halle MD | 2019/06/19 10:00 | Inglot D / Krajicek A v Klaasen R / Venus M | 6-7,6-7 |
| ATP Hertogenbosch MD | 2019/06/13 10:50 | Daniell M / Koolhof W v Klaasen R / Venus M | 6-4,7-6 |
| ATP Hertogenbosch MD | 2019/06/11 09:00 | Jebavy R / Zelenay I v Klaasen R / Venus M | 6-4,5-7,7-10 |
| French Open MD | 2019/05/28 14:50 | Klaasen R / Venus M v Bopanna R / Copil M | 3-6,6-7 |
| ATP Lyon MD | 2019/05/21 13:45 | Klaasen R / Venus M v Hoang/Jacq | 7-5,6-4 |
| ATP Rome MD | 2019/05/19 12:00 | Cabal / Farah v Klaasen R / Venus M | 6-1,6-3 |
| ATP Rome MD | 2019/05/18 16:00 | Marach O / Pavic M v Klaasen R / Venus M | 6-7,6-4,7-10 |
| ATP Rome MD | 2019/05/17 09:00 | Klaasen R / Venus M v Gonzalez M / Zeballos H | 7-6,5-7,10-7 |