In the U.S. the equivalent of an appellation is called an American Viticultural Area.
For example, he eagerly accepted the title “The Imam,” an appellation reserved solely for the Mahdi when he returns to earth.
Name Synonyms; reputation, title, appellation, denomination, repute.
late 15c., "action of appealing" (to a higher authority), from Old French apelacion (13c.), from Latin appellationem (nominative appellatio) "an addressing, accosting; an appeal; a name, title," noun of action from past participle stem of appellare (see appeal). Meaning "designation, name given to a person, thing, or class" is from mid-15c., from a sense also found in Middle French appeler.