The Water of Life (German fairy tale)
"The Water of Life" is a German fairy tale collected by the Brothers Grimm, tale number 97.
Arthur Rackham, 1916
The youngest son is a stock character in fairy tales, where he features as the hero. He is usually the third son, but sometimes there are more brothers, and sometimes he has only one; usually, they have no sisters.
The youngest son hero of The Boy Who Had an Eating Match with a Troll confronts the troll. (Illustration by Theodor Kittelsen)
Illustration by Warwick Goble to Beauty and the Beast: the heroine is the youngest daughter in her family.
The heroine of Diamonds and Toads is the younger of two sisters.