Jacqueline de Longvy

Jacqueline de Longwy
Duchess of Montpensier suo jure Countess of Bar-sur-Seine
Portrait of Jacqueline de Longwy drawn by François Clouet in 1550
Born	c.1520
Died	28 August 1561 Paris, France
Spouse	Louis de Bourbon
Issue	Françoise, Duchess of Bouillon Anne, Duchess of Nevers François, Duke of Montpensier Charlotte, Princess of Orange
Father	Jean IV de Longwy
Mother	Jeanne of Angoulême
Religion	Roman Catholic

Jacqueline de Longwy, Countess of Bar-sur-Seine (before 1520 – 28 August 1561), Duchess of Montpensier, Dauphine of Auvergne was a French noblewoman, and a half-niece of King Francis I of France. She was the first wife of Louis III de Bourbon, Duke of Montpensier, and the mother of his six children. She had the office of Première dame d'honneur to the queen dowager regent of France, Catherine de' Medici, from 1560 until 1561.

Jacqueline was born on an unknown date sometime before 1520, the youngest daughter of Jean IV de Longwy, Seigneur de Givry, Baron of Pagny and of Mirebeau (died 1520) and Jeanne of Angoulême, Countess of Bar-sur-Seine (c.1490- after 1531/1538), the illegitimate half-sister of King Francis I of France.

Jacqueline had two older sisters. The eldest, Françoise de Longwy, Dame de Pagny and de Mirebeau (c.1510- after 14 April 1561), married firstly in 1526, Philippe de Chabot, Seigneur De Brion, Count of Charny and Buzançois, Admiral of France, and secondly in 1545, Jacques de Perusse, Seigneur d'Escars, by whom she had a son, Cardinal Anne d'Escars de Givry. Her second eldest sister was Claude Louise de Longwy, Abbess of Jouarre.

Jacqueline's paternal uncle was Claude de Longwy de Givry, Bishop of Amiens. Her paternal grandparents were Philippe de Longwy, Seigneur of Pagny and Jeanne de Bauffremont, Dame de Mirebeau. Her maternal grandparents were Charles, Count of Angoulême and his mistress Antoinette de Polignac, Dame de Combronde, who was a lady-in-waiting to the Count of Angoulême's wife, Louise of Savoy. Antoinette (born c.1460) was the daughter of Foucaud de Polignac, Seigneur des Fontaines and Agnès de Chabanais.