Stadium: Court 3 Round: 27 Ground: Hardcourt outdoor
| ATP Paris MD | 2021/11/04 10:00 | Mektic/Pavic v Gille/Vliegen | 3-6,6-7 |
| ATP Madrid MD | 2021/05/08 12:00 | Gille/Vliegen v Mektic/Pavic | 4-6,2-6 |
| ATP Murray River Open MD | 2021/02/06 01:40 | Mektic/Pavic v Gille/Vliegen | 7-6,3-6,10-6 |