Étienne-Augustin de Wailly (1 November 1770 – 15 May 1821) was a 19th-century French poet.
The son of the grammarian Noël François de Wailly (1724–1801), he translated three of the four books of the Odes by Horace (Paris, 1817–1818, 3 part.
in-18).
He collaborated with the Mercure de France (1802-1810).
He also authored a Dictionnaire des rimes (1812, in-8).