Kulhari was born and brought up in Mumbai, India. Her family belongs to Jhunjhunu in Rajasthan. Her father is in the Indian Navy and her mother is a homemaker. She has two elder sisters and one younger brother. One of her sisters is a doctor in the Indian Army. She did her graduation in Bachelors in Management Studies from Bhavan College, Mumbai. She did her Post Graduation in Journalism and Mass Communication from KJ Somaiya College, Mumbai.
Kulhari started her career with theatre and TV commercials. She did one month acting workshop in Hindi theatre group called Yatri. She worked on three plays after that ? Chinta Chod Chintamani with Yatri group, Shehenshah Of Azeemo with AK Various productions and a Hindi adaptation of Sakharaam Binder with Yatri group. Kulhari was the face of many TV commercials ? Lotus Mutual Funds, Travel Guru, Videocon Air Conditioners, Parachute Gorgeous Hamesha Campaign, ICICI Bank, Kaya Skin Clinique, Taj Mahal Tea along with Indian actor Saif Ali Khan, Everyuth Face Wash, Whirlpool Refrigerators along with Indian actors Ajay Devgn and Kajol, Spice Mobile, Virgin Mobiles along with Indian actor Ranbir Kapoor, Close-up, JK White Cement and Tic Tac mouth freshener. Kulhari was the face of beauty brand Nivea Visage Sparkling Glow?s face for duration of 2 years. Kulhari was also a part of two music videos ? Junoon by singer Abhijit Saawant and Mitran Di Chatri by Babbu Mann.
Kulhari began her film acting career with Khichdi: The Movie, which released in October 2010. Kulhari got noticed for her second film as an actor ?Shaitan(film), which released in June 2011. The film was directed by Bejoy Nambiar and produced by Anurag Kashyap. Kirti will soon be seen in four films in 2013 ? Jal opposite Indian actor Purab Kohli, Rise Of The Zombies opposite Indian actor/musician Luke Kenny, Single Chal Riyaa Hun and Sooper Se Ooper opposite Indian actor/comedian Vir Das.