Kylie Jenner Introduces Daughter, Reveals Name After months of rumors about the pregnancy, Kylie Jenner confirmed she had given birth to a baby girl. "I’m sorry for keeping you in the dark through all the assumptions," On Tuesday, she revealed her daughter's name is Stormi. Kylie Jenner, via Instagram Jenner also released an 11 minute video 'To our Daughter' which ends with a quick glimpse of Stormi. Stormi was born February 1st and weighs in at 8 lbs., 9 oz.