The Cresii or Cresians are a people primarily residing in Cresia, a region in Fresca, . They are the predominant ethnic group in Fresca. Sometimes, a distinction between Cresii and Cresian is made: Cresii denotes an ethnic group, while Cresian implies residence in Cresia. In another usage, Cresii refers to the ethnic group, while Cresian denotes an individual of that ethnic group. However, in common speech, both term are nearly synonymous.