Stadium: Hard Court 2 Round: 26 Ground: Hardcourt outdoor
| ITF M25 Trier MD | 2021/08/27 14:30 | Kopp/Veldheer v Echargui/Folliot | 2-6,1-6 |
| ITF M25 Trier MD | 2021/08/26 14:00 | Kopp/Veldheer v Chandrasekar/Sureshkumar | 6-3,6-2 |
| ITF M25 Trier MD | 2021/08/24 12:30 | Kopp/Veldheer v Guenther/Schommer | 6-2,6-1 |
| ITF M25 Frankfurt am Main MD | 2021/08/12 13:30 | Esteve Lobato/Roca Batalla v Kopp/Veldheer | 7-6,6-4 |
| ITF M25 Frankfurt am Main MD | 2021/08/11 13:30 | Penzlin/Sigsgaard v Kopp/Veldheer | 1-6,3-6 |
| ITF M15 Vejle MD | 2021/07/31 10:10 | Kopp/Veldheer v Ingildsen/Sigsgaard | 4-6,4-6 |
| ITF M15 Vejle MD | 2021/07/30 17:15 | Holmgren/Oetzbach v Kopp/Veldheer | 2-6,3-6 |
| ITF M15 Vejle MD | 2021/07/27 15:15 | Kirkin/Zukas v Kopp/Veldheer | 3-6,6-7 |