Danube name meaning "strong, swift" (akin to Sanskrit "iṣiras" "swift"). In Latin, the Danube was variously known as ' or as '. The Dacian/Thracian name was "Donaris" for the upper Danube and "Istros" for the lower Danube. The Thraco-Phrygian name was "Matoas", "the bringer of luck". The Latin name is masculine, as are all its Slavic names, except Slovenian, (the name of the Rhine is also masculine in Latin, most of the Slavic languages, as well as in German). The German "Donau" (Early Modern German "Donaw, Tonaw", Middle High German "Tuonowe") is feminine, as it has been re-interpreted as containing the
German name German name Personal names in German-speaking Europe consist of one or several given names ("Vorname", plural "Vornamen") and a surname ("Nachname, Familienname"). The "Vorname" is usually gender-specific. A name is usually cited in the "Western order" of "given name, surname", unless it occurs in an alphabetized list of surnames, e.g. "Bach, Johann Sebastian". In this, the German conventions parallel the naming conventions in most of Western and Central Europe, including English, Dutch, Italian, and French. There are some vestiges of a patronymic system as they survive in parts of Eastern Europe and Scandinavia, but these do not form part of