Sreejith was born on 28 March 1986 in Thripunithura near Kochi to Vijayan and Rema. He completed B. Tech in Computer Science from Viswajyothi College of Engineering and Technology, Vazhakulam, and got into modeling. After completing assignments with high profile clients like Bhima Jewels, Reliance Communications etc., he got his first break into movies when veteran director Fazil offered him a role in the movie Living Together. He has a younger brother, Saurav Sreejith made his entry into movies in 2011 through Fazil's Living Together. He did one of the two major supporting roles in the movie. Before the release of it, he got signed up to do the much coveted role of Pappu in Rathinirvedam, remake of the 1978 film of the same name, directed by T. K. Rajeev Kumar. Swetha Menon, the award winning actress is playing Rathi, the female lead in the movie. He was able to keep a good rapport with her.