The name of the Roman goddess of the moon, Luna is derived straight from the Latin word for moon, luna. Luna may be the name most likely to surprise someone from an older generation by its Top 10 status in the US and its widespread international popularity.

Sweet, nicknamey name belonging to the tragic heroines of both La Bohème and Rent. Mimi might feel too slight for many parents to use on the birth certificate, but as a short form, it's one of the cutest of the cute baby names.

Zaina is the simplified form of Zaynab, the name of the eldest daughter of Muhammad. Zayna is another accepted spelling, while international forms include Zainabu, which exists in both the Arabic and Swahili languages, and Zenja, which is popular in Bosnia.