The House of Mailly is an ancient and powerful French noble house, originated from

Picardy Picardy (; Picard language, Picard and , , ) is a historical and cultural territory and a former regions of France, administrative region located in northern France. The first mentions of this province date back to the Middle Ages: it gained it ...

France France, officially the French Republic, is a country located primarily in Western Europe. Overseas France, Its overseas regions and territories include French Guiana in South America, Saint Pierre and Miquelon in the Atlantic Ocean#North Atlan ...

. Members of the family held many important political, ecclesiastical and military positions during the

Kingdom of France The Kingdom of France is the historiographical name or umbrella term given to various political entities of France in the Middle Ages, medieval and Early modern France, early modern period. It was one of the most powerful states in Europe from th ...

. They also bore the titles of

Duke Duke is a male title either of a monarch ruling over a duchy, or of a member of Royal family, royalty, or nobility. As rulers, dukes are ranked below emperors, kings, grand princes, grand dukes, and above sovereign princes. As royalty or nobi ...

Marquis A marquess (; ) is a nobleman of high hereditary rank in various European peerages and in those of some of their former colonies. The German-language equivalent is Markgraf (margrave). A woman with the rank of a marquess or the wife (or wido ...

Count Count (feminine: countess) is a historical title of nobility in certain European countries, varying in relative status, generally of middling rank in the hierarchy of nobility. Pine, L. G. ''Titles: How the King Became His Majesty''. New York: ...

and had a claim to the title of

Prince of Orange Prince of Orange (or Princess of Orange if the holder is female) is a title associated with the sovereign Principality of Orange, in what is now southern France and subsequently held by the stadtholders of, and then the heirs apparent of ...

Notable members

* Augustin-Joseph de Mailly (1708–1794), French general *

Diane Adélaïde de Mailly Diane may refer to: People *Diane (given name) Film * Diane (1929 film), ''Diane'' (1929 film), a German silent film * Diane (1956 film), ''Diane'' (1956 film), a historical drama film starring Lana Turner * Diane (2017 film), ''Diane'' (2017 fil ...

(1713–1769), French aristocrat *

François de Mailly François de Mailly (1658–1721) was a French archbishop and Cardinal (Catholicism), Cardinal. Family De Mailly was the third son of Louis-Charles de Nesle, Marquis de Nesle, and Jeanne de Monchi. His brother, Victor Augustin, was bishop of L ...

(1658–1721), French cardinal * Jean de Mailly, French Dominican chronicler * Louise Julie de Mailly (1710–1751), French aristocrat * Marie Anne de Mailly (1717–1744), French aristocrat * Pauline Félicité de Mailly (1712–1741), French aristocrat {{surname