This person is commemorated on a memorial in Zeist. More information on this memorial can be found (in Dutch) on the website of the Nationaal Comité 4 en 5 mei.
Karl Lauinger was the son of Julius Lauinger and Johanna Worms. He got married to Hildegard Sophie Landshoff in 1921. She was the daughter of Siegfried Landhoff en Anna Kirchheim. The couple had three children. Addition of a visitor of the website