Dwitiyo Purush is a 2020 Indian Bengali language psychological crime thriller film, directed by Srijit Mukherjee and produced by Shree Venkatesh Films. The film stars Parambrata Chatterjee, Raima Sen, and Anirban Bhattacharya. It is a spin-off sequel to the 2011 crime thriller, Baishe Srabon. The film follows the pursuit of a new serial killer, Khoka, by Abhijit Pakrashi.

It was theatrically released on 23 January 2020, as a tribute to detective writers, Agatha Christie and Arthur Conan Doyle. It soon attained a cult status owing to its shocking ending. In October 2023, Dawshom Awbotaar, a prequel crossover of Baishe Srabon and Vinci Da was released, thus making Dwitiyo Purush the third installment of Srijit Mukherji's Cop Universe.