26.11.20 | 1. kolo | Filip Misolic/Frane Nincevic | Kai Lemstra/Sven Lemstra | 7-64, 6-3 | | detalj meča | M15 Bratislava | dvorana |
18.10.19 | Četvrtfinale | Quentin Halys/Tristan Lamasine | Kai Lemstra/Sven Lemstra | 6-1, 3-6, 10-6 | | detalj meča | Ismaning Challenger | tepih |
16.10.19 | 1. kolo | Kai Lemstra/Sven Lemstra | Teimuraz Gabashvili/Pavel Kotov | 6-74, 7-65, 10-7 | | detalj meča |
19.08.19 | 1. kolo | Kai Lemstra/Sven Lemstra | Niklas Schell/Maik Steiner | 6-4, 2-6, 10-8 | | detalj meča | M15 Ueberlingen | zemlja |
19.08.19 | Četvrtfinale | Mick Veldheer/Leopold Zima | Kai Lemstra/Sven Lemstra | 6-2, 6-2 | | detalj meča |
12.08.19 | Četvrtfinale | Dominik Boehler/Tim Handel | Kai Lemstra/Sven Lemstra | 6-3, 6-4 | | detalj meča | M15 Trier | zemlja |
12.08.19 | 1. kolo | Kai Lemstra/Sven Lemstra | Brian Bencic/Giordan Kunz | 6-3, 6-1 | | detalj meča |
20.08.18 | Četvrtfinale | Benjamin Hassan/Daniel Kopeinigg | Kai Lemstra/Sven Lemstra | 6-1, 6-4 | | detalj meča | Germany F13 | zemlja |
20.08.18 | 1. kolo | Kai Lemstra/Sven Lemstra | Marco Neubau/Kai Wehnelt | 7-65, 6-3 | | detalj meča |
13.08.18 | 1. kolo | Ivan Gakhov/Aleksandre Metreveli | Kai Lemstra/Sven Lemstra | 6-4, 6-1 | | detalj meča | Germany F12 | zemlja |