Anuja Chauhan (Hindi: अनुजा चौहान; born 1970) is an Indian author, advertiser and screenwriter. She worked in the advertising agency, JWT India, for over 17 years, eventually becoming vice-president and executive creative director, before resigning in 2010 to pursue a full-time literary career. Over the years she worked with brands like Pepsi, Kurkure, Mountain Dew and Nokia, creating Pepsi's "Nothing official about it" campaign and advertising slogans such as Pepsi's "Yeh Dil Maange More" and "Oye Bubbly". As a writer, she is known for The Zoya Factor (2008), Battle For Bittora (2010), Those Pricey Thakur Girls (2013), The House That BJ Built (2015) and "Baaz" (2017)