Stadium: Court 3 Round: 26 Ground: Clay
| Challenger Ismaning - Herredouble | 2019/10/18 15:00 | Lemstra/Lemstra v Halys/Lamasine | 1-6,6-3,6-10 |
| Challenger Ismaning - Herredouble | 2019/10/16 18:40 | Lemstra/Lemstra v Gabashvili/Kotov | 6-7,7-6,10-7 |
| ITF M15 Ueberlingen - Herredouble | 2019/08/22 15:20 | Veldheer/Zima v Lemstra/Lemstra | 6-2,6-2 |
| ITF M15 Ueberlingen - Herredouble | 2019/08/21 14:50 | Schell/Steiner v Lemstra/Lemstra | 4-6,6-2,8-10 |
| ITF M15 Trier - Herredouble | 2019/08/15 13:40 | Boehler/Handel v Lemstra/Lemstra | 6-3,6-4 |
| ITF M15 Trier - Herredouble | 2019/08/13 15:00 | Bencic/Kunz v Lemstra/Lemstra | 3-6,1-6 |
| ITF Germany F13 MD | 2018/08/24 14:55 | Hassan/Kopeinigg v Lemstra/Lemstra | 6-1,6-4 |
| ITF Germany F13 MD | 2018/08/21 12:00 | Lemstra/Lemstra v Neubau/Wehnelt | 7-6,6-3 |