Honoré III, Prince of Monaco

Honoré III, Prince of Monaco (Honoré Camille Léonor; 10 November 1720 – 21 March 1795) was a reigning prince of the small state of Monaco. He succeeded his mother Louise Hippolyte and is to this day still one of the longest reigning European rulers.
Brief biography.
The eldest surviving son of Princess Louise Hippolyte of Monaco and her husband Prince Jacques
In May 1732 he moved to Paris to be with his father till he was officially proclaimed the prince of Monaco. Antoine Grimaldi, the "Chevalier de Grimaldi", acted as regent for the prince between 1732 and 1784, when Honoré chose to live in Paris. This situation remained the same for half a century until Antoine's death in 1784,
Marriage.
On 5 June 1757 he married Maria Caterina Brignole a member of one of the most powerful and wealthy familys in the Republic of Genoa. The had two sons before divorcing in 1770.