Koch Family History
Koch Name Meaning
German and Jewish (Ashkenazic): occupational name from Middle High German koch German Koch ‘cook’. The name in this sense is also established in some other European countries e.g. in France (Alsace and Lorraine) and Denmark. Czech and Slovak: from Koch a pet form of Kochan or of any other personal name beginning with Ko-. Polish: nickname from kochać ‘to love’ (see Kochan ).
Source: Dictionary of American Family Names 2nd edition, 2022