Save Gender Feminine Usage Germanic [1] Meaning & History Derived from the Old German elements beraht "bright" and hilt "battle". This was the name of a 7th-century saint, an abbess of Chelles in France. Related NamesFamily Tree·Details Rootsberht/beraht + hildi/hiltOther Languages & CulturesBertille(French) Name DaysName Days? Austria: November 5 Categories light, saints, war Sources & References Förstemann, Ernst. Altdeutsches Namenbuch. Bonn, 1900, page 290.