Louis I was Prince of Monaco from 1662 until 1701.
Louis Grimaldi was the elder son of Prince Hercule of Monaco and Maria Aurelia Spinola.
Louis married Catherine Charlotte de Gramont, daughter of Marshal Antoine III de Gramont, on 30 March 1660... Wikipedia
Born: July 25, 1642, Prince's Palace of Monaco, Monaco
Died: January 3, 1701 (age 58 years), Rome, Italy
Grandchildren: Chevalier de Grimaldi, Margherita Camilla, Marie-Pelline Grimaldi, and more
Spouse: Catherine Charlotte de Gramont (m. 1660)
Parents: Ercole, Marquis of Baux and Aurelia Spinola