Nucingen, Baron Frederic de
  The Firm of Nucingen
  Father Goriot
  Pierrette
  Cesar Birotteau
  Lost Illusions
  A Distinguished Provincial at Paris
  Scenes from a Courtesan’s Life
  Another Study of Woman
  The Secrets of a Princess
  Cousin Betty
  The Muse of the Department
  The Unconscious Humorists

Samanon
  A Distinguished Provincial at Paris
  The Government Clerks
  Cousin Betty

Trailles, Comte Maxime de
  Cesar Birotteau
  Father Goriot
  Gobseck
  Ursule Mirouet
  The Member for Arcis
  The Secrets of a Princess
  Cousin Betty
  Beatrix
  The Unconscious Humorists

Turquet, Marguerite
  The Imaginary Mistress
  The Muse of the Department
  Cousin Betty