Raima Sen was born Raima Dev Varma is an Indian film actress. She is the daughter of Moon Moon Sen & the grand daughter of legendary actress Suchitra Sen. Her sister, Riya Sen, is also in the Bollywood industry. Their father is Bharat Dev Varma, scion of the erstwhile royal family of Tripura state.

Her paternal grandmother Ila Devi, was the princess of Cooch Behar in Bengal, whose younger sister Gayatri Devi is the Maharani of Jaipur. She made her debut in the film Godmother, which was a critically acclaimed success, but her minor role may have been overlooked in favour of the protagonist, played by Shabana Azmi.

She then starred in the film Daman playing Raveena Tandon's daughter, where her small performance was appreciated. Her breakthrough role came when she starred in the Rituparno Ghosh's film Chokher Bali. She won much praise for her role as the simple, submissive Ashalata. 

After a few more average movies she had a critically acclaimed hit in 2005 with Parineeta.  Since then she has had two more hits with the action thriller Dus and the Bengali film Antar Mahal.