ΕπικεφαλίδαDordrecht χρησιμοποιείται σε: Austrian Academy of Sciences: Bernstein Paper Atlas, Wien (Austria); Bavarian State Library, Munich (Germany); Koninklijke Bibliotheek - National Library of the Netherlands, Den Haag (Netherlands)
ΠαραλλαγήDordrecht (Netherlands) [Πηγές: CLC]
Dordrechti
Dordrectum
Dordteracum
Dorteracum
Dordraci
Dordracum [Πηγές: Orbis; Deschamps]
Dordaracensis [Πηγές: RBMS/BSC Latin Place Names File]
Durdracum [Πηγές: RBMS/BSC Latin Place Names File]