Who is Bellamira from the play, The Jew of Malta?

Bellamira is a prostitute who has fallen on hard times. She has few customers now, and only Pilia-Borza gives her money. The slave, Ithamore, finds her attractive and thinks that if only he had money, he could possess her Bellamira entices Ithamore to blackmail Barabas for money, promising him favors in return. As a result of her greed, she dies of poisoning, another victim of Barabas' thirst for revenge.