Louis de Noailles, 4th Duke of Noailles

Louis de Noailles (21 April 1713 – 22 August 1793) was the fourth holder of the ducal title in the House of Noailles, one of the most prominent noble families of ancien régime France. Born in Versailles, he lived through much of the 18th century and died at Saint-Germain-en-Laye during the turbulent years of the French Revolution.

The House of Noailles produced multiple dukes, marshals, diplomats and courtiers over several generations. As 4th Duke, Louis inherited a high-ranking peerage: the title implied both social precedence at court and responsibility for managing family estates, patronage networks and ceremonial duties associated with the royal household. He belonged to an extended family that included other well-known Noailles figures; contemporary accounts note connections with Marie Victoire de Noailles among his relatives.

Records of his private offices and specific political actions are limited in the general literature, but his life illustrates the role of a high aristocrat in eighteenth-century France. Men of his rank typically combined estate management with participation in court life, military command, or diplomatic service. The Noailles family reputation rested on military distinction and close ties to the Bourbon monarchy through marriages and court appointments.

Louis de Noailles is particularly remembered for his conduct at the outbreak of the Revolution: unlike many peers who chose emigration to avoid the unrest and legal repercussions, he refused to leave France. That decision placed him among a minority of nobles who remained within the country as revolutionary politics unfolded. He died in August 1793, a year characterised by escalating revolutionary tribunals and social upheaval.