She was born the fourth child to the king and queen of France but she was the third to survive. She had a deep and bonding relationship with her younger sister Victoire Louise.
Marie Adélaide resembles her father with the same brown hair and brown eyes. Many courtiers say that she also resembles a older Sophie Philippine.
Madame Adélaide was very smart, played horn and harp and was fluent in French, English and Italian.
- Marie Adélaide never married, like her sisters Henriette Anne, Victoire Louise, Sophie Philippine and Louise Marie.
- Those five sisters were known as "Mesdames".
- Marie Adélaide survived both her parents, her two brothers and all her sisters.
- She was known as "Madame Troisième", "Madame Adélaide" and "Tetters", the last one being a nickname from her father.