Maria Caterina Brignole 
Maria Caterina was born on October 7th, 1737. She died at the age of 75 on March 18th, 1813 in Wimbledon.
‌Maria Caterina and Honore III were married in a religious ceremony on July 5th, 1757. They had two sons named Honore IV and Joseph.
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Children
Honore IV Grimaldi
Honore IV was born on May 17th, 1758. He died at the age of 60 on February 16th, 1819.