Cosette is best known as the heroine of Les Miserables. In the Victor Hugo novel, Cosette was the nickname given to the girl named Euphrasie by her mother. Although Hugo invented the name, some etymologists believe it's a spin on Colette, originally a female short form of Nicolas.

Marius, frequently heard in Germany and France, is a slightly fusty yet accessible name that has (Les Mis) to Anne Rice. With the rise in interest in such Latin names as Maximus and Atticus, Marius might start attracting more attention. Mario, the Italian, Spanish and Portuguese version of Marius, is much more widely used.

One of the most enduring French names, this form of John has been borne by philosophers (Rousseau and Sartre), artists (Millet, Arp) and fashion designers (Gaultier) alike. Often used in a double name with the likes of Pierre, Paul, and Luc, it is a classic in its native country,

Fantine is a rarely heard French name except as a character in the Victor Hugo novel Les Misérables.