Family name origins & meanings
- German : from a short form of the personal name Theodosius.
- German : habitational name from Dusch, a place in Grison canton, Switzerland.
- German : (Düsch): unexplained.
- German : topographic name from Bavarian dialect Dosch, Dusch ‘bush’, ‘thick bunch’.
- French (Alsace and Lorraine) : ethnic name for a German, from Middle High German diusch, variant of diutsch.