Submitted Name Save Type Surname Usage American Other Forms FormsGrunwald Edit Status Status [show contributorhide contributor] Added 6/20/2017 by TanorFaux Meaning & History Partly Americanized form of German and Jewish Grün(e)wald (see Grunwald). Notable bearers would be Alex Greenwald of the rock band Phantom Planet and the film-maker Maggie Greenwald.