Mademoiselle de Saint-Méran
Chapter 6 - The Deputy Crown Prosecutor
Mademoiselle de Saint-Méran — aliases: Renée
Renée pleads with Villefort to show mercy to the accused, shuddering at his brutal description of political trials, and is distressed by the 'ill omen' of the arrest on her wedding day.
Chapter 9 - The Evening of the Betrothal
Renée / Mademoiselle de Saint-Méran
Renée waits for Villefort in the study, concerned only with his departure rather than the fate of the accused. Villefort embraces her and kisses her hand before leaving.
Chapter 53 - Robert le Diable
Eugénie / Mademoiselle / Mlle Danglars
Eugénie accompanies her mother to the opera, displaying icy indifference to Albert and sharp, critical remarks about Haydée's appearance. She questions the Count about Haydée's identity and reacts to the situation in the box.
Chapter 57 - The Alfalfa Field
Eugénie / Mlle Danglars
Eugénie Danglars appears briefly in Valentine's past actions during the chapter, as Valentine walked arm-in-arm with her to delay her meeting with Maximilien. Valentine reports that Eugénie confessed to detesting the idea of marrying Albert de Morcerf.
Chapter 76 - The Progress of the Younger Cavalcanti
Eugénie / Mlle Danglars — aliases: Mademoiselle
Eugénie Danglars sits with Andrea at the piano, remaining cold and contemptuous of his advances. She eventually retreats to her study with her singing instructor, Louise d’Armilly, leaving Andrea to pursue his music alone, and returns briefly to greet Albert with a curtsey before rejoining her friend.
Chapter 93 - Valentine
Eugénie — aliases: Mademoiselle Danglars
Eugénie accompanies her mother to announce her engagement to Prince Cavalcanti. She displays her independent and artistic nature by rejecting domestic life and expressing relief at the cancellation of her marriage to Albert. She comments on Valentine's pallor and leaves the room as the emergency unfolds.
Chapter 95 - Father and Daughter
Eugénie / Eugénie Danglars / Mademoiselle Eugénie / Mademoiselle Danglars — aliases: daughter
Eugénie appears in the drawing room in black satin and asserts her refusal to marry Andrea Cavalcanti based on her desire for freedom and wealth. She coolly dismantles her father's arguments, then capitulates to his threat of ruin, agreeing to the marriage only if the capital is protected. She leaves the room to go visiting with her mother, while Mlle d'Armilly plays the piano.
Chapter 96 - The Marriage Contract
Mlle Eugénie / Eugénie — aliases: the bride-to-be, the future spouse
Eugénie Danglars appears in a white silk dress, displaying perfect self-assurance and impassivity during the contract signing. She accepts compliments from the Count and receives her trousseau exhibition, captivating the young men with her charms and the displayed wealth before the gathering is interrupted by the arrival of the authorities.
Chapter 97 - The Road for Belgium
Eugénie / Eugénie Danglars — aliases: Monsieur Léon d'Armilly
Eugénie Danglars, rejecting the marriage to Andrea Cavalcanti, takes decisive control of her escape. She cuts her hair, dons men's clothing, and assumes the identity of Léon d'Armilly. Using forged passports and a prepaid carriage, she deceives the concierge and postilion to lead Louise out of Paris, successfully eluding the scandal that ruins her family's prospects.
Chapter 98 - The Inn of the Bell and Bottle
Eugénie — aliases: Mademoiselle Danglars, the blonde
Eugénie, having fled Paris to avoid her forced marriage, is staying in room 3 at the Compiègne inn. When Andrea falls from the chimney into her bed, she initially commands him to kill himself but is overwhelmed by the arrival of the police. She watches in horror as Andrea is taken away and is left in shame and fury upon returning to her traveling barouche.