German (Köppel) and Jewish (Ashkenazic): from a pet form of the personal name Jakob (see Jacob). Silesian: nickname, probably for someone with a small head, from a diminutive of German Kopf (Low German Kopp) 'head'.
What does Knepper mean?
Knepper Name Meaning
German: nickname from a dialect word meaning 'stork' in Uckermark region. Jewish (Ashkenazic): from Yiddish knop 'large button' + the agent suffix -er.
What ethnicity is Koepke?
This surname KOEPKE is of German origin, a baptismal name meaning the son of Koepe - the descendant of little Kob, a pet form of Jacob.