Kowalke
Kowalke is a surname of German origin. It is believed to be a variant of the name "Koll", which is derived from the Old German word "kol" meaning "coal". This suggests a possible occupational origin, perhaps referring to someone who worked with coal, such as a coal miner or a charcoal burner. The name is found in various German-speaking regions.
Over time, the spelling and pronunciation of surnames can evolve, leading to variations like Kowalke. The distribution