The name Fia is a girl's name of Italian, Irish, Portuguese origin meaning "wild or weaver". Fia and is often added to lists like Cool Girl Names From Around the World and discussed in our forums with posts like "Name makeover, top ten most popular nameberry names".
From the experts:
Fia may be most notable at this moment as the phonetic version of the Irish Fiadh, one of the fastest-rising names in the Republic of Ireland. The meaning of Fia or Fiadh is sometimes given as "deer" but that's in the sense of a wild deer, as the name relates to the ancient word for wild. In Portuguese, Fia means weaver, and Fia may also be a short form of the Italian or Spanish Sofia or Fiammetta or any other fia-related name. Whatever its origin and meaning, Fia is a light and pleasant alternative to the mega-popular Mia.