Kazimieras-Kristupas married Maria Frederika ( Maryia Fryderyka) Berggrün on 15 Jun 1834. Maria (daughter of JP Johann Daniel Bergguen, Sen. and JP Anna Christina Gerhardt) was born in 1818 in Birzai / Lithuania; was christened on 15 Apr 1818 in Birzai; died in 1841. [Group Sheet] [Family Chart]