Louis Ducruet and Marie Chevallier will get married at Monaco Cathedral on July 27 On Saturday 27th July, Prince Albert’s nephew and the late Grace Kelly’s grandson, Louis Ducruet, is marrying his fiancée Marie Chevallier at the Monaco Cathedral. The guest list reportedly includes many members of Monaco's royal family. Royal family members expected to attend include, Prince Albert and Princess Charlene, the groom's mother Princess Stéphanie and his aunt Princess Caroline, as well as his sister Pauline Ducruet and half-sister Camille Gottlieb. Wedding proposel 💞💞💍💍💞💞 Louis Ducruet and Marie Chevallier got engaged on February 21, 2018 at The Nam Hai Resort in Hoi An, Vietnam. #royalfamilyofmonaco #monaco🇮🇩 #royalwedding #monacocathedral #louisducruet #mariechevalier #engagment #festivaltvmontecarlo (bij Monaco) https://www.instagram.com/p/B0Wh4OAoBPM/?igshid=1jz693fbf0gdk