Sanjay Singh is an Indian politician who has served as a member of the Rajya Sabha from Delhi since 2018. He is the national spokesperson for the Aam Aadmi Party and the state-in-charge for Uttar Pradesh, Odisha and Rajasthan. Singh has been a senior leader of the party since its inception in November 2012 and is a member of the party's foremost decision-making body, the Political Affairs Committee (PAC).

The Rajya Sabha, constitutionally the Council of States, is the upper house of the bicameral Parliament of India. As of 2023, it has a maximum membership of 250, of which 238 are elected by the legislatures of the states and union territories using single transferable votes through open ballots, while the president can appoint 12 members for their contributions to art, literature, science, and social service. The total allowed capacity is 250 according to article 80 of the Indian Constitution. The current potential seating capacity of the Rajya Sabha is 245, after the Jammu and Kashmir (Reorganisation) Act, 2019, the seats came down to 245. The maximum seats of 250 members can be filled up at the discretion and requirements of the house of Rajya Sabha.