Globally, Даллес (Dulles 
, Dalles 
, Даллес 
) is a rare masculine forename. The first name Даллес is characteristic of the Democratic Republic of the Congo, where it is a rare male name, the United States, where it is a very rare mostly masculine, but infrequently girly name, and Brazil, where it is an extremely rare predominantly masculine, but scarcely girly name. Likewise, Даллес is the last name as well as the forename.