Chandni Chowk Lok Sabha constituency is one of the seven Lok Sabha (parliamentary) constituencies in the Indian National Capital Territory of Delhi.

This constituency came into existence in 1956.

It is the smallest constituency of Lok Sabha in terms of area.

Following the delimitation of the parliamentary constituencies, since 2008, it comprises the following Delhi Vidhan Sabha segments:[1] (in 2024) From 1993 to 2008, it comprised the following Delhi Vidhan Sabha segments: From 1966 to 1993, Chandni Chowk Lok Sabha constituency comprised the following Delhi Metropolitan Council segments: The Chandni Chowk Lok Sabha constituency was created in 1957.

The list of Member of Parliament (MP) is as follows: