The youngest richest female celebrity is Kylie Jenner, who, at the age of 26, is the youngest person on the list of the richest women celebrities in America. She has held this title since 2018 when she first made her debut on the list at age 20.
While many young celebrities are incredibly wealthy, Kylie Jenner's success in the beauty and cosmetics industry, stemming from her brand Kylie Cosmetics, has catapulted her into the billionaire category.
