Kupfer Family History
Kupfer Surname Meaning
German and Jewish (Ashkenazic): metonymic occupational name for a worker or trader in copper. Middle High German kupfer German Kupfer ‘copper’. As a Jewish name it is often artificial.
Swiss German and South German (Küpfer): cognate of 1 above.
Compare Kipfer.
Source: Dictionary of American Family Names 2nd edition, 2022