Danielle Vega, also known under the pen names of Danielle Rollins, Ellie Rollins, and Danielle Valentine, is an American author. In May 2014, it was announced that film rights to Vega's book The Merciless had been purchased by Lionsgate Films and that Pretty Little Liars producer I. Marlene King would serve as scriptwriter and producer. In April 2023, it was announced that the twelfth season of American Horror Story, subtitled Delicate, would be based on her book Delicate Condition.
