A pious and devout young woman engaged to Renzo, whose steadfast faith and moral integrity are central to her character as she becomes entangled in the machinations of Don Rodrigo.

The timid priest of Renzo and Lucia's parish, who becomes an unwilling obstacle to their marriage after being intimidated by the bravi, revealing his self-preserving nature.

The novel’s antagonist, a powerful and unscrupulous nobleman who sets his sights on Lucia, initiating the central conflict of the narrative with his disregard for the law and others' autonomy.