Stadium: Court 6 Round: 25 Ground: Hardcourt outdoor
| ATP - Acapulco - Herredouble | 2021/03/18 00:00 | Herbert/Mahut v Klaasen/Mclachlan | 6-4,6-4 |
| ATP - Santiago - Herredouble | 2021/03/12 15:00 | Klaasen/Mclachlan v Bolelli/Gonzalez | 4-6,4-6 |
| ATP - Santiago - Herredouble | 2021/03/11 15:00 | Klaasen/Mclachlan v Jarry/Mayer | 2-6,7-5,10-8 |
| ATP - Santiago - Herredouble | 2021/03/10 14:00 | Klaasen/Mclachlan v Carballes Baena/Coria | 6-3,6-2 |
| ATP - Paris - Herredouble | 2020/11/03 15:00 | Klaasen/Mclachlan v Fritz/Ruud | 7-6,1-6,5-10 |
| ATP - Köln 2 - Herredouble | 2020/10/25 15:30 | Krawietz/Mies v Klaasen/Mclachlan | 2-6,4-6 |
| ATP - Köln 2 - Herredouble | 2020/10/23 13:45 | Klaasen/Mclachlan v Purcell/Saville | 7-5,6-4 |
| ATP - Köln 2 - Herredouble | 2020/10/22 15:00 | Klaasen/Mclachlan v Melzer/Roger-Vasselin | 7-5,6-4 |
| ATP - Acapulco - Herredouble | 2021/03/19 02:55 | Demoliner/Gonzalez v Ram/Salisbury | 6-4,3-6,7-10 |
| ATP - Acapulco - Herredouble | 2021/03/18 03:05 | Demoliner/Gonzalez v Koepfer/Sitak | 7-5,4-6,10-8 |
| ATP - Santiago - Herredouble | 2021/03/11 16:40 | Delbonis/Munar v Demoliner/Gonzalez | 7-6,7-6 |
| ATP - Santiago - Herredouble | 2021/03/10 16:40 | Behar/Escobar v Demoliner/Gonzalez | 3-6,4-6 |
| ATP - Buenos Aires - Herredouble | 2021/03/02 18:00 | Goransson/Monteiro v Demoliner/Gonzalez | 6-4,6-2 |
| ATP - Cordoba - Herredouble | 2021/02/24 17:30 | Duran/Molteni v Demoliner/Gonzalez | 6-0,6-2 |
| Australian Open - Herredouble | 2021/02/10 00:00 | Demoliner/Gonzalez v Arevalo/Middelkoop | 7-6,6-7,3-6 |
| ATP - Murray River Open - Herredouble | 2021/02/06 10:00 | Demoliner/Gonzalez v Chardy/Martin | 6-7,7-6,8-10 |