stadio: Court 1 Round: 26 Ground: Clay
| Challenger Spalato DM | 2021/04/14 14:40 | Barrere/Olivetti v Sabanov/Sabanov | 4-6,7-5,10-6 |
| Challenger Spalato DM | 2021/04/08 12:35 | Sabanov/Sabanov v Olivetti/Reid | 1-6,5-7 |
| Challenger Spalato DM | 2021/04/07 15:55 | Petrovic/Safwat v Sabanov/Sabanov | 3-6,5-7 |
| Challenger Zadar DM | 2021/03/26 15:15 | Sabanov/Sabanov v Kavcic/Rola | 5-7,4-6 |
| Challenger Zadar DM | 2021/03/25 13:25 | Sijsling/Vervoort v Sabanov/Sabanov | 4-6,6-3,8-10 |
| Challenger Zadar DM | 2021/03/24 12:25 | Sabanov/Sabanov v Gabashvili/Kolar | 6-2,6-3 |
| Challenger Biella DM | 2021/03/10 18:50 | Halys/Lamasine v Sabanov/Sabanov | 6-1,6-4 |
| Challenger Biella DM | 2021/03/09 17:35 | Lenz/Maden v Sabanov/Sabanov | 4-6,3-6 |
| ATP Monte Carlo DM | 2021/04/16 15:15 | Evans/Skupski v Klaasen/Mclachlan | 1-6,7-6,10-4 |
| ATP Monte Carlo DM | 2021/04/14 15:15 | Klaasen/Mclachlan v Ram/Salisbury | 6-7,6-3,10-5 |
| ATP Monte Carlo DM | 2021/04/13 11:00 | De Minaur/Peers v Klaasen/Mclachlan | 6-7,6-3,9-11 |
| ATP Miami DM | 2021/03/27 19:45 | Klaasen/Mclachlan v Demoliner/Gonzalez | 3-6,4-6 |
| ATP Acapulco DM | 2021/03/18 00:00 | Herbert/Mahut v Klaasen/Mclachlan | 6-4,6-4 |
| ATP Santiago DM | 2021/03/12 15:00 | Klaasen/Mclachlan v Bolelli/Gonzalez | 4-6,4-6 |
| ATP Santiago DM | 2021/03/11 15:00 | Klaasen/Mclachlan v Jarry/Mayer | 2-6,7-5,10-8 |
| ATP Santiago DM | 2021/03/10 14:00 | Klaasen/Mclachlan v Carballes Baena/Coria | 6-3,6-2 |