Théodore César Muret (24 January 1808 – 23 July 1866) was a 19th-century French playwright, poet, essayist and historian.

Born into a Protestant family expelled from France after the revocation of the Edict of Nantes, he began studying law in Rouen, which he finished in Geneva.

[1] A lawyer then a political and theater journalist with La Mode (1831–1834), La Quotidienne, L'Opinion publique (1848–1849) and also L'Union,[2] his plays were given on the most important Parisian stages of the 19th century including the Théâtre du Palais-Royal, the Théâtre des Folies-Dramatiques, the Théâtre des Variétés, and the Théâtre de l'Odéon.

A legitimist, he was twice imprisoned for his opinions, in 1842 and 1845.