Louis XVIII of France

Louis XVIII (17 November 1755 – 16 September 1824), born Louis Stanislas Xavier, Comte de Provence, was King of France from 1814 to his death, although he was exiled briefly in the of 1815.

After Emperor Napoleon Bonaparte was defeated, the House of Bourbon was restored as the royal house of France, and Louis took the throne as the constitutional monarch, a title previously held by his brother, Louis XVI. Following his death, Louis was succeeded by his younger brother, Charles X.

Reference

 * Assassin's Creed: Unity