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
Danube Swabians that their Shwovish or 'Essekerish' could only be understood by those who also spoke Croatian or Serbian. As is the custom in Hungary (as well as southern Germany), Danube Swabians often put the surname first, especially when writing, for example "Butscher Jakob" (see photo of memorial). Danube Swabian villages tend to have relatively few family names as the villagers stem from only a few families, but usually the same family name does not appear in more than a couple of villages, meaning that there are many Danube Swabian family names. The names come from throughout southern Germany, from assimilated Hungarians,