Barbie (real name Barbara Millicent Roberts) is considered one of the most famous and best-selling dolls in the world, making her a classic toy. She was launched in 1959. Barbie is a registered trademark of the American company Mattel and refers to the product line of fashion dolls on a 1:6 scale. The doll Ken (full name Kenneth Sean Carson), the male counterpart, also belongs to the Barbie franchise.