Adhir Ranjan Chowdhury is an Indian politician serving as the leader of the Indian National Congress in the 17th Lok Sabha since 2021 and from 2019 to 2021 and the Member of Parliament from Berhampore since 1999. He is also the current president of West Bengal Pradesh Congress Committee following the demise of Somendra Nath Mitra since 2020 and from 2014 to 2018, Chairperson of Public Accounts Committee (India) since 2019, Minister of State of Railways from 2012 to 2014 and the member of the West Bengal Legislative Assembly from 1996 to 1999.

The Lok Sabha, constitutionally the House of the People, is the lower house of India's bicameral Parliament, with the upper house being the Rajya Sabha. Members of the Lok Sabha are elected by an adult universal suffrage and a first-past-the-post system to represent their respective constituencies, and they hold their seats for five years or until the body is dissolved by the President on the advice of the council of ministers. The house meets in the Lok Sabha Chambers of the Parliament House, New Delhi.