About Oscar Grimaldi
Lived 1814 – 1894 (aged 80). Oscar Grimaldi was a French politician.
Louis Gabriel Oscar Grimaldi, Marquis of Baux, (June 8, 1814 – July 14, 1894) was the illegitimate son of Prince Honoré V of Monaco and his mistress Félicité de Gamaches.
Biography Louis Gabriel Oscar Grimaldi was born to unknown parents in Paris, at 15 rue Bonaparte, in the former 10th arrondissement, on June 8, 1814.
A few months after his birth, on November 28, 1814, he was acknowledged by Prince Honoré V of Monaco before Alexandre Toussaint Delacour, a notary in Paris, with his legitimisation, Oscar was bestowed the Grimaldi surname, however, because he was born out of wedlock, meant that he would never succeed as Prince of Monaco. His maternal lineage remained officially undetermined until his death.
A law graduate and lawyer at the Paris Court of Appeal, he then pursued a career in the French administration: he was attached to the Ministry of the Interior, Litigation Division (1842), deputy head of the office in the Finance Division in Algeria (1846), and then to the Directorate of Civil Affairs in Algiers (1847–1848).
The question of his parentage addressed by the authors.
According to Albert Révérend In the Titles, ennoblements and peerages of the Restoration, Viscount Albert Révérend mentions the existence of the natural son of Honoré V of Monaco, without giving any indication or hypothesis as to the maternal filiation of the latter.
According to Henry de Woelmont de Brumagne In the fifth series of his Genealogical Notices , Woelmont mentions, without indicating his sources, that Félicité Madeleine Honorée Gabrielle Rouault de Gamaches (20 Apr 1781 – 13 Jul 1819), then wife of Jacques Philippe Achille Louis Auguste Barthélémy François, Count of Héricy (1775 – 1842), is the mother of the Marquis des Baux, natural son of the Duke of Valentinois (the future Honoré V).
According to Jean-Fred Tourtchine Natural child born to Félicité Pronault de Gamaches.
According to Denis Grando In his essay on Camille de La Vincelle, bastard of Honoré III Prince of Monaco , Denis Grando reproduces verbatim the documents relating to the civil status of Oscar Grimaldi, his birth, recognition and death certificates, his service records, without giving any indication or hypothesis as to his maternal filiation.
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Important facts
People in Oscar Grimaldi's life
Named in this biography and alive at the same time
Contemporaries
People whose lives overlapped Oscar Grimaldi's
Frequently asked questions
Who was Oscar Grimaldi?
French politician (1814–1894)
When was Oscar Grimaldi born?
Oscar Grimaldi was born on 9 June 1814 in Paris.
When did Oscar Grimaldi die?
Oscar Grimaldi died on 15 July 1894 in Saint-Germain-en-Laye.
What was Oscar Grimaldi's occupation?
Oscar Grimaldi was a politician.
What nationality was Oscar Grimaldi?
Oscar Grimaldi was French.
Sources & further reading
Cite this page
APA: Biography.guide. (2026). Oscar Grimaldi. https://biography.guide/oscar-grimaldi/
MLA: "Oscar Grimaldi." Biography.guide, https://biography.guide/oscar-grimaldi/.
Chicago: "Oscar Grimaldi." Biography.guide. https://biography.guide/oscar-grimaldi/.
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