Dupin may refer to:

  • André Marie Jean Jacques Dupin (1783-1865), French advocate
  • C. Auguste Dupin, a fictional detective
  • Charles Dupin (1784-1873), French Catholic mathematician
  • Jacques Dupin (born 1927), French poet
  • Louis Ellies Dupin (1657-1719), French ecclesiastical historian
This page or section lists people with the surname Dupin. If an internal link intending to refer to a specific person led you to this page, you may wish to change that link by adding the person's given name(s) to the link.