#n-e-x-u-s

I’m not quite sure what you mean by “name format” — I assume you mean as a single word. My best translation for “Man from the land of the dove” (non-persons like “dove” are most often said identically in the singular and plural in instances like this) would be lumadatumaka.

This breaks down into lu “man” + mada “land” + tum “dove”. -ak-a is two copies of the genitive case “of”, which connect the words — “man [of land [of dove(s)]]. In cuneiform, this would be

(The small “mushen” is a classifier which indicates that the word “tum” refers to a bird.)