From Old High German kruog. Cognates include Danish krukke (“jar”), Dutch kruik, Low Saxon (Low German) kroog, English crock, Icelandic krukka (“pot”), and French cruche (“jug”) (a loanword from Frankish).
Krug m (genitive Kruges or Krugs, plural Krüge)
Proper noun 
- A surname.
- 2009 April 14, Patricia Sullivan, “Judith Krug”, The Washington Post:
- Director of the ALA's Office for Intellectual Freedom since 1967, Mrs. Krug was a national leader in several legal cases that rose to the Supreme Court.
declension of Krug