He is married to Beatrix Dammasdr.
Permission for the marriage has been obtained in Leiden on April 27, 1592.Source 3
They got married on May 8, 1592 at Leiden.Source 3BG van Valckenburch vergeselschapt met zijn vader Lenaert Jansz; BD van Leijderorp wonend te Leiden, verrgeselschapt met Garbrant Dammes, haar broer.
Zoon van Lenaert Jansz