Stadium: Court 3 Round: 26 Ground: Clay
| Australian Open MD | 2021/02/10 00:00 | Demoliner/Gonzalez v Arevalo/Middelkoop | 7-6,6-7,3-6 |
| ATP Belgrade MD | 2021/04/21 11:00 | Millman/Smith v Demoliner/Gonzalez | 6-4,6-3 |
| ATP Miami MD | 2021/03/29 16:55 | Ram/Salisbury v Demoliner/Gonzalez | 4-6,6-4,10-2 |
| ATP Miami MD | 2021/03/27 19:45 | Klaasen/Mclachlan v Demoliner/Gonzalez | 3-6,4-6 |
| ATP Acapulco MD | 2021/03/19 02:55 | Demoliner/Gonzalez v Ram/Salisbury | 6-4,3-6,7-10 |
| ATP Acapulco MD | 2021/03/18 03:05 | Demoliner/Gonzalez v Koepfer/Sitak | 7-5,4-6,10-8 |
| ATP Santiago MD | 2021/03/11 16:40 | Delbonis/Munar v Demoliner/Gonzalez | 7-6,7-6 |
| ATP Santiago MD | 2021/03/10 16:40 | Behar/Escobar v Demoliner/Gonzalez | 3-6,4-6 |
| ATP Buenos Aires MD | 2021/03/02 18:00 | Goransson/Monteiro v Demoliner/Gonzalez | 6-4,6-2 |
| ATP Belgrade MD | 2021/04/21 11:00 | Arevalo/Middelkoop v Brkic/Cacic | 4-6,6-7 |
| ATP Marbella MD | 2021/04/09 12:00 | Arevalo/Middelkoop v Brkic/Cacic | 4-6,4-6 |
| ATP Marbella MD | 2021/04/08 11:40 | Gonzalez/Reyes-Valera v Arevalo/Middelkoop | 3-6,2-6 |
| ATP Marbella MD | 2021/04/07 13:30 | Erlich/Vasilevski v Arevalo/Middelkoop | 4-6,6-7 |
| ATP Dubai MD | 2021/03/15 13:00 | Arevalo/Middelkoop v Dodig/Polasek | 6-3,5-7,13-15 |
| ATP Dubai MD | 2021/03/14 11:00 | Arevalo/Middelkoop v Sonego/Vavassori | 6-7,5-7 |
| ATP Dubai MD | 2021/03/13 14:05 | Arevalo/Middelkoop v Gabashvili/Popko | 6-7,6-1,10-8 |
| ATP Doha MD | 2021/03/09 16:15 | Arevalo/Middelkoop v Mektic/Pavic | 1-6,3-6 |