Kardashian family tree: Who is the youngest Kardashian? A look at the Kardashian-Jenner family.
Of those with the last name Kardashian, Dream Renée Kardashian is the youngest at 6 years old. Khloé Kardashian is the youngest sister at 38.
Of those with the last name Kardashian, Dream Renée Kardashian is the youngest at 6 years old. Khloé Kardashian is the youngest sister at 38.