Family name דייס (Dyas 
, Dase , Deiss 
) , around the globe, is a common last name. The surname דייס is characteristic of British Virgin Islands, where it is quite a common surname, Switzerland, where it is quite a rare surname, and Ireland. In absolute terms, it is commonest in India, the United States, and Indonesia. Also, דייס is the forename as well as the last name.