BELLEfEnglish Short form of ISABELLA or names ending in belle. It is also associated with the French word belle meaning "beautiful". A famous bearer was Belle Starr (1848-1889), an outlaw of the American west, whose real given name was Maybelle.
MIRABELLEfFrench (Rare), English (Rare) Derived from Latin mirabilis meaning "wonderful". This name was coined during the Middle Ages, though it eventually died out. It was briefly revived in the 19th century.