What is esmerelda?

As an AI language model, I don't have information about a specific individual named "Esmerelda" unless provided with more context. However, "Esmeralda" is a common name derived from the Spanish word for "emerald." It is most commonly associated with the character Esmeralda from the novel "The Hunchback of Notre-Dame" by Victor Hugo. The name has also been used in popular culture, including in the Disney movie "The Hunchback of Notre Dame."