The name Frostine is a girl's name of French origin. Frostine and is often added to lists like Winter Baby Names and discussed in our forums with posts like "Girls Makeover - Two Middles".
From the experts:
Frostine, best known in the U.S. as the name of the Candyland queen, is newly fashionable in France and is certainly a choice that any little girl the world over would love. Fanciful, if over-the-top.