Submitted NameRevisions Save Type Surname (from location) Usage German (Anglicized), German (Swiss, Anglicized) Other Forms FormsGrumbach, Krumbach, Grumbacher, Krumbacher, Crumbaker, Krumbaker, Krumbaugh Edit Status Status [show contributorshide contributors] Added 11/7/2021 by General9696 Edited 11/12/2021 by General9696 Meaning & History Americanised form of German Krumbach or Swiss German Grumbach.