Is the surname Lorch a Jewish name?

Yes, the surname Lorch is of Jewish origin and is often associated with Ashkenazi Jews. It is derived from various places in Europe, particularly in Germany, and can be linked to the Yiddish language. Like many Jewish surnames, it may have been adopted or modified in the 18th and 19th centuries due to legal requirements or social changes. However, surnames can be carried by people of different backgrounds, so context matters.