Louis Phélypeaux comte de Saint-Florentin, marquis (1725) and duc de La Vrillière (1770), was a French

France

The French Republic , The French Republic , The French Republic , (commonly known as France , is a unitary semi-presidential republic in Western Europe with several overseas territories and islands located on other continents and in the Indian, Pacific, and Atlantic oceans. Metropolitan France...

 politician

Politician

A politician, political leader, or political figure is an individual who is involved in influencing public policy and decision making...

.

Son of Louis Phélypeaux

Louis Phélypeaux (1672-1725)

Louis Phélypeaux , marquis de La Vrillière, was a French politician.He succeeded his father Balthazar Phélypeaux as minister for the "so-called Reformed religion", that is with responsibility for Huguenots in 1700...

, marquis de La Vrillière, and Françoise de Mailly-Nesle (1688–1742), he succeeded his father as minister for the "so-called Reformed religion"

Secretary of State for Protestant Affairs

The Secretary of State for Protestant Affairs , was the secretary of state in France during the "Ancien Régime" and Bourbon Restoration in charge of overseeing French Protestant affairs...

, that is with responsibility for Huguenot

Huguenot

The Huguenots were members of the Protestant Reformed Church of France during the 16th and 17th centuries. Since the 17th century, people who formerly would have been called Huguenots have instead simply been called French Protestants, a title suggested by their German co-religionists, the...

s. This responsibility did not prevent him becoming a freemason in 1735. Appointed minister for the Department of the Maison du Roi by Louis XV

Louis XV of France

Louis XV was a Bourbon monarch who ruled as King of France and of Navarre from 1 September 1715 until his death. He succeeded his great-grandfather at the age of five, his first cousin Philippe II, Duke of Orléans, served as Regent of the kingdom until Louis's majority in 1723...

 in 1749, he held the post until 1775, setting a record for ministerial service. He was named to the Order of the Holy Spirit

Order of the Holy Spirit

The Order of the Holy Spirit, also known as the Order of the Knights of the Holy Spirit, was an Order of Chivalry under the French Monarchy. It should not be confused with the Congregation of the Holy Ghost or with the Order of the Holy Ghost...

, where he served as chancellor. After the dismissal of Choiseul

Étienne François, duc de Choiseul

Étienne-François, comte de Stainville, duc de Choiseul was a French military officer, diplomat and statesman. Between 1758 and 1761, and 1766 and 1770, he was Foreign Minister of France and had a strong influence on France's global strategy throughout the period...

 in December 1770, he served as Foreign Minister

Secretary of State for Foreign Affairs (France)

The Secretary of State for Foreign Affairs was one of the four or five specialized secretaries of state in France during the Ancien Régime. The Secretary of State for Foreign Affairs became a Minister of Foreign Affairs in 1791.-See also:...

 until June 1771. His use of lettres de cachet in the La Chalotais

Louis-René de Caradeuc de La Chalotais

Louis-René de Caradeuc de La Chalotais was a French jurist who is primarily remembered for his role on the so-called "Brittany affair", in which the Breton parliament resisted the authority of the French monarchy...

 case was controversial and he resigned his ministerial posts in 1775.

In 1724 he married Amélie Ernestine de Platen (d. 1752). He had Chalgrin design the Hôtel de Saint-Florentin. This later passed to Talleyrand and to James Mayer de Rothschild

James Mayer de Rothschild

James Mayer de Rothschild was a French banker and the original founder of the French branch of the Rothschild family.-Biography:...

, and is now part of the U.S. Embassy at the Place de la Concorde

Place de la Concorde

The Place de la Concorde in area, it is the largest square in the French capital. It is located in the city's eighth arrondissement, at the eastern end of the Champs-Élysées.- History :...

.