Short form of Gianna or Giorgia, from Italian elaborations of Hebrew 'Yohanan' and Greek 'georgios'; became a standalone name in the US partly through model Gia Carangi.
Vibe
strongwarmplayful
How it ages.
Sleek and modern-feeling; aging well as a concise, strong choice.
The cultural moment.
Rising steadily in the United States since 2010, now in the top 150.