Boy name origins & meanings German : Great judgmentFrench : Wise; bold; courageousGerman : Brave-hearted Boy name variations Rainart Rainhard Rainhardt Reinart Reinhardt Reinhart Raynard Renard Raynor Rinehart Renaud Reynaud Reynart Reyner Rey Rhinehard Rhinehart Family name origins & meanings German and Jewish (Ashkenazic) : variant spelling of Reinhardt.