List of Famous people born in Île-de-France, France

François-Joseph-Philoclès Regnier de La Brière called Regnier was a 19th-century French actor and playwright. The comedian Alcide Tousez was his uncle.

François-Séraphin Régnier-Desmarais was a French ecclesiastic, grammarian, diplomat and poet in French, Spanish and Latin. He also translated Alphonsus Rodriguez's The Practice of Christian Perfection and several works by Anacreon, Homer and Cicero. He was born in Paris.

Sébastien Vaillant was French botanist who was born at Vigny in present-day Val d'Oise.

Irénée-Jules Bienaymé was a French statistician. He built on the legacy of Laplace generalizing his least squares method. He contributed to the fields of probability and statistics, and to their application to finance, demography and social sciences. In particular, he formulated the Bienaymé–Chebyshev inequality concerning the law of large numbers and the Bienaymé formula for the variance of a sum of uncorrelated random variables.

Henri Auguste Barbier was a French dramatist and poet.

Georges Berr in Paris, was a French actor and dramatist, a member and sociétaire of the Comédie-Française from 1886 to 1923.

Henri Laurens was a French sculptor and illustrator.

Marcel Vallée was a French actor, primarily of the theater. He began working in films with Max Linder in 1906. He appeared in some American films.