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La Belle Châteauneuf

1541 – 1582

Mistress of French king Henry III)

MistressLady-in-waiting
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About La Belle Châteauneuf

Lived 1541 – 1582 (aged 40–41). La Belle Châteauneuf was a French mistress and lady-in-waiting.

"La Belle Châteauneuf" (fl. 16th C.) was the name popularly given to Renée de Rieux, daughter of Jean de Rieux, seigneur de Châteauneuf, who was descended from one of the greatest families of Brittany. The dates of her birth and death are unknown. Relationship with the duke of Anjou and failed match-making She was maid of honour to France's queen mother, Catherine de' Medici, and a member of her notorious "Flying Squadron" (L'escadron volant). She inspired an ardent passion in the duke of Anjou, brother of Charles IX. This intrigue deterred the duke from agreeing to an arranged marriage with Elizabeth I of England; but he soon abandoned la Châteauneuf for Marie of Cleves (1571). The court then wished to find a husband for her, whose singular beauty gave her an influence which the queen-mother feared, and matches were in turn suggested with Stephen Báthory, Voivode of Transylvania, with Robert Dudley, 1st Earl of Leicester; with Antoine Duprat, provost of Paris; and with Charles II de Luxembourg, the Count of Brienne, all of which came to nothing.

Exile and marriages Ultimately, Renée was banished from the court on the ground that she had been lacking in respect toward the queen, Louise of Lorraine. She married a Florentine named Antinotti, whom she stabbed in a fit of jealousy (1577). She remarried, her husband being Philip Altoviti, who in 1586 was killed in a duel by the Grand Prior Henri d'Angoulême, who was himself mortally wounded.

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Important facts

Born
1541, Brittany
Birth century
Died
1582, Florence
Occupation
Mistress, lady-in-waiting
Nationality
Employers
Catherine de' Medici
Also known as
Renata de Rieux, La Belle Chateauneuf

People in La Belle Châteauneuf's life

Named in this biography and alive at the same time

Contemporaries

People whose lives overlapped La Belle Châteauneuf's

Frequently asked questions

Who was La Belle Châteauneuf?

mistress of French king Henry III)

When was La Belle Châteauneuf born?

La Belle Châteauneuf was born in 1541 in Brittany.

When did La Belle Châteauneuf die?

La Belle Châteauneuf died in 1582 in Florence.

What was La Belle Châteauneuf's occupation?

La Belle Châteauneuf was a mistress and lady-in-waiting.

What nationality was La Belle Châteauneuf?

La Belle Châteauneuf was French.

Sources & further reading

· Wikipedia: La Belle Châteauneuf

· Wikidata: Q94288

· DBpedia: La Belle Châteauneuf

Cite this page

APA: Biography.guide. (2026). La Belle Châteauneuf. https://biography.guide/la-belle-chateauneuf/

MLA: "La Belle Châteauneuf." Biography.guide, https://biography.guide/la-belle-chateauneuf/.

Chicago: "La Belle Châteauneuf." Biography.guide. https://biography.guide/la-belle-chateauneuf/.

Data last updated: 2026-09-23 · Spot an error? Report a correction.

Portrait: Wikimedia Commons · author & licence

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