It should derive from nicknames or place names called riz or ritz, "scratch, fissure, crack", a word of German origin used above all in the Val di Fiemme to indicate places with those characteristics.
The surname Da Riz is specific to the Belluno area.
Dariz is specific to Bressanone in the province of Bolzano.
De Riz is typical of the area which includes the Belluno and Treviso areas in Veneto and the Pordenone area in Friuli.
Riz is from Trentino.
It is our desire to highlight in this section those individuals with the surname riz who, for various reasons, have left their mark on the course of history.
These sources are essential for initiating the understanding of riz, and at the same time, of surnames in general.