| Honore IV|
| 16 February 1819 – 2 October 1841|
13 May 1778
Paris, France (1778-05-13)
2 October 1841(1841-10-02) (aged 63)
Saint Nicholas Cathedral
Honoré V, Prince of Monaco Wikipedia
Honoré V (13 May/14 May 1778 in Paris – 2 October 1841 in Paris) was Prince of Monaco and Duke of Valentinois. He was born Honoré Gabriel Grimaldi, the first son of Honoré IV of Monaco and Louise d'Aumont. He died unmarried; his younger brother, Prince Florestan, succeeded him.
Honoré V had a natural and legitimized son Louis Gabriel Oscar Grimaldi, marquis des Baux, born in Paris on 9 June 1814 and died in Saint-Germain-en-Laye on 15 July 1894, with Félicité Madeleine Honorée Gabrielle de Rouault de Gamaches, daughter of Joachim Valéry Thérèse Louis, marquis de Gamaches, grand d'Espagne and Marie Catherine Hyacinthe de Choiseul-Beaupré, and wife on 19 April 1800 of Jacques Philippe Achille Louis Auguste Barthélémy François, comte d'Héricy. Louis-Gabriel-Oscar Grimaldi also died unmarried.