The following personages appear in other stories of the Human Comedy.

Bianchon, Horace
  Father Goriot
  The Atheist’s Mass
  Cesar Birotteau
  The Commission in Lunacy
  Lost Illusions
  A Distinguished Provincial at Paris
  A Bachelor’s Establishment
  The Secrets of a Princess
  The Government Clerks
  Pierrette
  A Study of Woman
  Scenes from a Courtesan’s Life
  Honorine
  The Seamy Side of History
  The Magic Skin
  A Second Home
  A Prince of Bohemia
  Letters of Two Brides
  The Muse of the Department
  The Imaginary Mistress
  The Middle Classes
  Cousin Betty
In addition, M. Bianchon narrated the following: 
  Another Study of Woman
  La Grande Breteche

Brezacs (The)
  The Government Clerks

Grandville, Vicomte de
  A Second Home
  A Daughter of Eve

Grossetete (younger brother of F. Grossetete)
  The Muse of the Department

Navarreins, Duc de
  A Bachelor’s Establishment
  Colonel Chabert
  The Muse of the Department
  The Thirteen
  Jealousies of a Country Town
  The Peasantry
  Scenes from a Courtesan’s Life
  The Magic Skin
  The Gondreville Mystery
  The Secrets of a Princess

Rastignac, Monseigneur Gabriel de
  Father Goriot
  A Daughter of Eve