Kleffman Family History
Kleffman Name Meaning
Americanized form of North German Kleffmann: topographic name from Middle Low German clēf cleff ‘cliff precipice’ + man ‘man’. Americanized form of German Kleffmann: habitational name for someone from Cleve (now Kleve) in the Lower Rhine area or from any of various places also in the Rhineland called Kleff.
Source: Dictionary of American Family Names 2nd edition, 2022