Princess Isabella of Denmark, Countess of Monpezat (Isabella Henrietta Ingrid Margrethe; born 21 April 2007), is the second child and elder daughter of Crown Prince Frederik and Crown Princess Mary.

She is the fourth grandchild and oldest granddaughter of Queen Margrethe II and her husband Henrik. She was the first girl born into the Danish royal family since the birth of her grandaunt, Queen Anne-Marie of Greece, in 1946. The Princess is third in the line of succession to the Danish throne, after her father and her older brother, Prince Christian.