Louise Charlotte Françoise de Montesquiou née de Le Tellier de Louvois-Courtanvaux de Montmirail de Creuzy (1765-1835) was a French courtier.
She was the royal governess of Napoleon II from 1811 until 1814.
She was the daughter of Charles François César Le Tellier de Louvois-Courtanvaux de Montmirail de Creuzy, Marquis de Montmirail (1734-1765) and married to Anne Elisabeth Pierre de Montesquiou-Fezensac, in 1780.
Her spouse was first equerry to the count of Provence before the French revolution, and was appointed First Chamberlain to emperor Napoleon I of France in 1809.
She was appointed governess to the infant son of Napoleon and Marie Louise, the King of Rome, who would call her “Maman Quiou.”