Answer: USA

This year, Luna entered the USA's Top 10, at Number 10. The only place it ranks more highly is Denmark, where it's Number 6.

In Australia, it's popular but not quite so stellar, ranking at Number 31.

Clare Green

Clare Green has been writing for Nameberry since 2015, covering everything from names peaking right now to feminist baby names, and keeping up-to-date with international baby name rankings. Her work has featured in publications such as The Independent and HuffPost. Clare has a background in linguistics and librarianship, and recently completed an MA dissertation researching names in multilingual families. She lives in England with her husband and son. You can reach her at clare@nameberry.com