Dülcke
Dülcke is a surname of German origin. It is believed to be a habitational name, likely derived from a place named Dülken, a town in North Rhine-Westphalia, Germany. Such names were commonly adopted by individuals who relocated from a particular locality. The etymology of Dülken itself is thought to relate to the Old High German word "dūl," meaning a swamp or bog, and "wik," meaning a dwelling or settlement, suggesting a settlement near marshy land.
As a surname, Dülcke would have been used to distinguish individuals from others, particularly as populations