Stadium: Court Suzanne Lenglen Round: 27 Ground: Clay
| Open de France - Doubles Hommes | 2021/06/06 14:00 | Herbert P-H / Mahut N v Haase/Struff | 0-6,6-3,7-6 |
| Open de France - Doubles Hommes | 2021/06/04 16:15 | Herbert P-H / Mahut N v Erlich/Harris | 6-3,3-6,7-5 |
| Open de France - Doubles Hommes | 2021/06/02 11:55 | Herbert P-H / Mahut N v Norrie/O'Mara | 6-3,3-6,6-3 |
| ATP - Lyon - Doubles Hommes | 2021/05/23 09:45 | Herbert P-H / Mahut N v Nys H / Puetz T | 4-6,7-5,8-10 |
| ATP - Lyon - Doubles Hommes | 2021/05/22 09:45 | Herbert P-H / Mahut N v Demoliner M / Gonzalez S | 7-5,7-6 |
| ATP - Lyon - Doubles Hommes | 2021/05/20 11:40 | Herbert P-H / Mahut N v Sitak/Sousa | 6-1,6-1 |
| ATP - Lyon - Doubles Hommes | 2021/05/18 10:55 | Herbert P-H / Mahut N v Norrie/O'Mara | 6-1,6-1 |
| ATP - Madrid - Doubles Hommes | 2021/05/07 14:00 | Granollers/Zeballos v Herbert P-H / Mahut N | 7-6,6-2 |
| Open de France - Doubles Hommes | 2021/06/05 09:00 | Bolelli/Gonzalez v Brkic T / Cacic N | 4-6,4-6 |
| Open de France - Doubles Hommes | 2021/06/03 14:10 | Brkic T / Cacic N v Granollers/Zeballos | 6-3,3-6,6-3 |
| Open de France - Doubles Hommes | 2021/06/02 16:05 | Popyrin/Thompson v Brkic T / Cacic N | 5-7,7-6,3-6 |
| ATP Belgrade MD | 2021/05/23 15:20 | Sabanov/Sabanov v Brkic T / Cacic N | 4-6,6-3,10-8 |
| ATP - Genève - Doubles Hommes | 2021/05/20 12:15 | Brkic T / Cacic N v Bolelli/Gonzalez | 3-6,6-7 |
| ATP - Genève - Doubles Hommes | 2021/05/19 10:30 | Marach O / Pavic M v Brkic T / Cacic N | 6-7,2-6 |
| ATP - Munich - Doubles Hommes | 2021/04/28 10:20 | Brkic T / Cacic N v Ebden/Smith | 6-7,6-7 |
| ATP Belgrade MD | 2021/04/23 11:00 | Behar A / Escobar G v Brkic T / Cacic N | 6-3,6-4 |