Children: Albert Thilo Ludwig Arndt (b. December 14th 1999 in Göttingen), Eugenia Friederike (b. July 19th 2001 in Göttingen) and Julius Eduard Emanuel (b. February 22sd 2006 in Göttingen), as well as Oscar Julius Heinrich Ferdinand Nick (b. September 29th 1996 in Berlin) by former girlfriend
Désirée Nick.