Dantzig (as Danzig, Danziger, Dantsicer, or Dantziger) is also a surname:

George Dantzig (1914 – 2005), American mathematician who introduced the simplex algorithm

Jol Dantzig, American guitar player and designer, founder of Hamer Guitar company

Gdańsk (disambiguation)

Rudi van Dantzig (born 1933), Dutch choreographer, ballet dancer and writer

Tobias Dantzig (1884 – 1956), mathematician from Latvia, father of George Dantzig

David van Dantzig (1900 - 1959), Dutch mathematician

Dantzig Alley British Cemetery, Mametz, France [1]

Dantzig is an older, Dutch and German spelling variant of Danzig (Gdańsk, Poland). It is also French for "Danzig" (eg. see Free City of Danzig (Napoleonic)), although the name Gdańsk is now used in French as the city name.