Fiordiligi's fiancé and Ferrando's companion, who volunteers to disguise himself as a penniless soldier to prove his partner's constancy, ultimately experiencing the same emotional erosion he seeks to expose.
Engaged couple whose bond is subjected to the Albanian disguise scheme.
Close friends who collaborate in Don Alfonso's bet to test their lovers' fidelity.
Strategic partner who manipulates the situation to prove his cynical worldview.
Fiordiligi initially rejects Guglielmo in disguise, creating dramatic tension.
Explore the full interactive character relationship map of Così fan tutte