The surname Kasch has its roots in German culture, derived from the pet form of Cazo, which means "one with the characteristics of a blackbird. " It is most commonly found in Germany, particularly in regions like Mecklenburg-Vorpommern, Schleswig-Holstein, and Berlin. The name has evolved over time, with its distribution extending to various countries around the world. Historically, it was associated with medieval personal names and has been Germanized from Sorbian forms. Today, it remains a unique identifier with a rich history.
