Grace Kelly's Family Gathered To Celebrate Monaco's National Day

Prince Albert II dons military dress for the special occasion while Princess Charlene paired a gold and black patterned coat with a mid-length black dress, boots, and a black saucer hat. Photo: Getty

1 of 11

Prince Albert II and Princess Charlene

Prince Albert II dons military dress for the special occasion while Princess Charlene paired a gold and black patterned coat with a mid-length black dress, boots, and a black saucer hat. Photo: Getty

2 of 11

Prince Albert II and Princess Charlene

Princess Caroline of Hanover looks elegant in a green tweed suit and dark green hat with lace trim.

3 of 11

Princess Caroline of Hanover

Princess Caroline holds her grandsons Maximillian and Francesco Casiraghi.

4 of 11

Maximillian and Francesco Casiraghi

Princess Stephanie, on the balcony with her children Pauline and Louis, opted to wear a bright red coat, heels, and a simple black headband for the celebration. Photo: Getty

5 of 11

Princess Stephanie

Brothers Pierre and Andrea Casiraghi both wore morning suits with blue patterned ties.

6 of 11

Pierre and Andrea Casiraghi

Andrea Casiraghi, Pierre Casiraghi, Princess Alexandra of Hanover, Louis Ducruet, and Pauline Ducruet attend a mass in honor of the day's celebrations. Princess Alexandra looked stylish in a tweed suit set and black bow fascinator while Pauline Ducruet paired a light blue turtle-neck with a black coat and pill cap. Photo: Getty

7 of 11

Andrea Casiraghi, Pierre Casiraghi, Princess Alexandra of Hanover, Louis Ducruet, and Pauline Ducruet

Pierre Casiraghi and his wife Beatrice Casiraghi join their family in the celebrations. Beatrice looked chic in a camel coat, black heels, and a black feather fascinator. Photo: Getty

8 of 11

Pierre Casiraghi and Beatrice Casiraghi

Andrea Casiraghi looks dapper as he arrives with his wife Tatiana Casiraghi, who stepped out in a navy coat, a black netted fascinator, and blue and black pointy-toe shoes. Photo: Getty

9 of 11

Andrea Casiraghi and Tatiana Casiraghi

Andrea Casiraghi and his wife Tatiana watch from the balcony with their daughter India, who dressed for the occasion in a navy and lace dress and a bow. Photo: Getty

10 of 11

Andrea Casiraghi and Tatiana Casiraghi

Princess Caroline of Hanover looks stunning in a red cape gown, accompanied to the night's Gala by her son Andrea Casiraghi, Prince Albert, and Princess Charlene, who looked regal in a black and white gown and statement earrings. Photo: Getty

11 of 11

Princess Caroline of Hanover, Andrea Casiraghi, Prince Albert, and Princess Charlene