Born on 16th May 1983 in Dehradun, India, in an armed forces family, Kulraj was a born enthusiast and achiever since childhood and boarding school days. Her creative stint started at an early age with poetry and creative writing. After achieving a Bachelors Degree in Management, she yet had a brief working experience as a freelancer writer. Kulraj came face to face with a lot of offers to act and model, and so went on to complete professional training in acting at Mumbai.

Kulraj started her career as an actor with the popular Indian television series 'Kareena Kareena' which was aired on Indian television channel ZEE TV.  A story of a girl where Kulraj essayed the protagonists dual character role, which proved to be the channel driver with the highest Television ratings in the year 2004. After having successfully completing 200 episodes of the same show, she now wanted to experiment with a variety of different mediums apart from television. She bagged her first feature film titled 'Mannat' in the Punjabi language produced by Anuradha Prasad 's production BAG Films. Kulraj essayed the female protagonists role opposite Bollywood actor Jimmy Sheirgill. Her Acting skills were noted and critically well appreciated in the film.

From this point on, there was no looking back. There were a string of feature films which offered her a bouquet of roles exploring her vide talent as an actor. 'Tera Mera Ki Rishta' (Punjabi), Chintu Ji (Hindi), Yamla Pagla Deewana (Hindi), Chaar Din Ki Chandni (Hindi), Lucky Kabootar (Hindi), Double Di Trouble (Punjabi). Yamla Pagla Deewana, where she was cast opposite Bollywood Actor Bobby Deol, along side veterans Dharmendra and Sunny Deol, proved a roaring success with an estimated business of 15 million USD worldwide. She was nominated in the category for the best female debutante award in the Stardust Awards 2012 for the same film.

Kulraj has also been invited by the Alberta Legislative Assembly, Alberta, Canada and was honored there for her contribution towards the Indian Cinema. Currently Kulraj has currently finished filming for a female oriented feature film in Punjabi titled 'Needhi Singh', which is under post-production. She will very soon roll for another feature film in Punjabi directed by Rohit Jugraj. Currently she is pursuing her writing, and is working on her first fiction book.