Stadium: Court 4 Round: 25 Ground: Clay
| ATP Estoril MD | 2021/05/01 11:00 | Behar/Escobar v Bambridge/Inglot | 3-6,4-6 |
| ATP Estoril MD | 2021/04/30 13:15 | Garin/Vega Hernandez v Behar/Escobar | 4-6,4-6 |
| ATP Estoril MD | 2021/04/28 12:50 | Molteni/Nielsen v Behar/Escobar | 1-6,4-6 |
| ATP Belgrade MD | 2021/04/24 13:00 | Behar/Escobar v Sabanov/Sabanov | 3-6,6-7 |
| ATP Belgrade MD | 2021/04/23 11:00 | Behar/Escobar v Brkic/Cacic | 6-3,6-4 |
| ATP Belgrade MD | 2021/04/22 13:40 | Behar/Escobar v Millman/Smith | 6-4,7-5 |
| ATP Belgrade MD | 2021/04/20 13:20 | Sitak/Travaglia v Behar/Escobar | 2-6,6-3,6-10 |
| ATP Monte Carlo MD | 2021/04/15 11:20 | Behar/Escobar v Mektic/Pavic | 4-6,6-1,3-10 |
| ATP Madrid MD | 2021/05/04 16:25 | Krawietz/Tecau v Kontinen/Roger-Vasselin | 6-3,6-4 |
| ATP Barcelona MD | 2021/04/20 11:55 | Evans/Skupski v Kontinen/Roger-Vasselin | 6-4,5-7,13-11 |
| ATP Monte Carlo MD | 2021/04/14 14:55 | Herbert/Mahut v Kontinen/Roger-Vasselin | 7-6,7-5 |
| ATP Monte Carlo MD | 2021/04/11 13:50 | Kontinen/Roger-Vasselin v Bublik/Lajovic | 6-4,6-4 |
| ATP Miami MD | 2021/03/27 21:10 | Kontinen/Roger-Vasselin v Arevalo/Tecau | 4-6,3-6 |
| ATP Rotterdam MD | 2021/03/06 16:00 | Kontinen/Roger-Vasselin v Krawietz/Tecau | 6-7,7-6,6-10 |
| ATP Rotterdam MD | 2021/03/05 18:00 | Kontinen/Roger-Vasselin v Tsitsipas/Tsitsipas | 6-2,7-6 |
| ATP Rotterdam MD | 2021/03/03 18:00 | Cabal/Farah v Kontinen/Roger-Vasselin | 6-4,3-6,9-11 |