Pierre Robert Le Cornier de Cideville (2 September 1693 – 5 March 1776), was a French magistrate and scholar, co-founder of the Academy of Rouen.
Cideville, who was born at Rouen (Normandy), the descendant by his mother, of the poet Chapelle, Boileau and Molière's merry companion.
He succeeded his father in his position of councilor to the Parliament of Normandy.
A second part of this collection entitled Journal depuis juin 1743 jusqu’en 1775, can be found, with a portrait of its author, at the Public Library of Rouen.
When Cideville died at Paris, on 5 March 1776, his eulogy was delivered at the Academy of Rouen by Jean-Baptiste Haillet de Couronne.