Amazon Obhijaan (lit. The Amazon Expedition) is a 2017 Indian Bengali-language action-adventure film written and directed by Kamaleshwar Mukherjee and produced by Shrikant Mohta and Mahendra Soni under the banner of Shree Venkatesh Films. Starring Dev in the lead role of Shankar, it is the sequel to 2013 film Chander Pahar and the second installment of Chander Pahar film series. The film revolves around Shankar, an adventurer who, along with a lady and her father, travels to Amazon in search of the City of Gold, El Dorado.

Amazon Obhijaan marked the 100th film of the production house. Released in the theatres on 22 December 2017, it is the highest-grossing Bengali film of all time. On 5 January 2018, the film was dubbed and released in five languages: Hindi, Tamil, Telugu, Odia and Assamese. It also became the first Bengali film to release theatrically in United Kingdom on 12 January 2018, in 30 years.