Stadium: Grandstand Round: 27 Ground: Clay
| ATP Umag MD | 2021/07/21 19:40 | Brkic/Cacic v Ajdukovic/Nincevic | 6-4,3-6,10-8 |
| ATP Hamburg MD | 2021/07/14 10:30 | Golubev/Nedovyesov v Brkic/Cacic | 6-3,7-6 |
| Wimbledon MD | 2021/07/05 12:15 | Mektic/Pavic v Brkic/Cacic | 6-2,3-6,7-6,6-4 |
| Wimbledon MD | 2021/07/03 10:00 | Brkic/Cacic v Daniell/Oswald | 6-3,1-6,13-12 |
| Wimbledon MD | 2021/07/02 13:30 | Brkic/Cacic v Gerasimov/Nishioka | 7-6,6-4 |
| ATP Mallorca MD | 2021/06/22 14:40 | Djokovic/Gomez-Herrera v Brkic/Cacic | 5-7,6-4,13-11 |
| ATP Halle MD | 2021/06/16 09:00 | Brkic/Cacic v Krawietz/Tecau | 6-7,3-6 |
| ATP Halle MD | 2021/06/14 10:00 | Brkic/Cacic v Brown/Struff | 4-6,6-4,10-7 |
| ATP Umag MD | 2021/07/20 17:45 | Jebavy/Vesely v Taberner/Zapata Miralles | 7-5,6-3 |
| ATP Bastad MD | 2021/07/12 13:00 | Jebavy/Vesely v Cuevas/Martin | 6-3,1-6,5-10 |
| Wimbledon MD | 2021/07/02 11:15 | Jebavy/Vesely v Gray/Mchugh | 6-7,3-6 |
| ATP Mallorca MD | 2021/06/22 11:30 | Granollers/Zeballos v Jebavy/Vesely | 6-2,3-6,12-10 |
| Challenger Oeiras MD | 2021/05/20 10:00 | Jebavy/Vesely v Doumbia/Reboul | 2-6,7-6,7-10 |
| Challenger Oeiras MD | 2021/05/18 14:55 | Reyes-Varela/Romboli v Jebavy/Vesely | 3-6,4-6 |
| ATP Montpellier MD | 2021/02/26 13:30 | Kontinen/Roger-Vasselin v Jebavy/Vesely | 6-4,6-3 |
| ATP Montpellier MD | 2021/02/25 14:40 | Jebavy/Vesely v Arends/Vavassori | 6-4,7-5 |