Other Languages & CulturesÆðelþryð, Æthelthryth(Anglo-Saxon) Audie, Audra, Audrea, Audrey, Dreda(English) Audrey(French) Edeltraud, Edeltraut, Traudl, Traute(German) Odrija(Latvian) Etheldred, Etheldreda, Aldreda(Medieval English)
- Förstemann, Ernst. Altdeutsches Namenbuch. Bonn, 1900, page 165.