Ισαβέλλα is a name commonly associated with various historical figures, most notably Isabella I of Castile, who was a significant monarch in Spain during the late 15th century. She is known for her role in the unification of Spain and for sponsoring Christopher Columbus's 1492 voyage, which led to the discovery of the Americas. In literature and art, the name Ισαβέλλα appears in various works, including Shakespeare's play "Measure for Measure." The character often embodies themes of love, virtue, and moral dilemmas, reflecting the complexities of human relationships and societal expectations.