Stadium: Court 3 Round: 24 Ground: Clay
| ATP Hamburg MD | 2020/09/23 08:30 | Nielsen/Puetz v Mahut/Martin | 5-7,5-7 |
| Challenger Prostejov MD | 2020/09/08 09:00 | Nielsen/Puetz v Brkic/Margaroli | 4-6,4-6 |
| Challenger Pau MD | 2020/02/27 15:45 | Bolelli/Mergea v Nielsen/Puetz | 6-3,6-2 |
| Challenger Pau MD | 2020/02/26 10:20 | Brkic/Vega Hernandez v Nielsen/Puetz | 4-6,3-6 |
| ATP Marseille MD | 2020/02/21 12:00 | Nielsen/Puetz v Koolhof/Mektic | 4-6,2-6 |
| ATP Marseille MD | 2020/02/19 14:05 | Bopanna/Shapovalov v Nielsen/Puetz | 5-7,7-6,8-10 |
| ATP Marseille MD | 2020/02/18 14:20 | Nielsen/Puetz v Murray/Skupski | 3-6,6-3,10-8 |
| Australian Open MD | 2020/01/22 06:20 | Peers/Venus v Nielsen/Puetz | 7-5,6-3 |