List of deputy chief ministers of Delhi
The Deputy Chief Minister of the National Capital Territory of Delhi is the deputy to the Chief Minister of the National Capital Territory of Delhi, who is head of the government of the National Capital Territory of Delhi. The deputy chief minister is the second highest-ranking member of the National Capital Territory of Delhi Council of Ministers. A deputy chief minister also holds a cabinet portfolio in the capital territory ministry. In the legislative assembly system of government, the chief minister is treated as the "first among equals" in the cabinet; the  position of deputy chief minister is used to govern the capital territory with the support of a single party member or to bring political stability and strength within a coalition government, or in times of capital territory emergency, when a proper chain of command is necessary. On multiple occasions, proposals have arisen to make the post permanent, but without result. The same goes for the post of deputy prime minister at the national level. Since 1952, National Capital Territory of Delhi has had only one deputy chief minister, who belongs to Aam Aadmi Party, its one of the founding members  Manish Sisodia is an inaugural and current holder of the office who sworn in two times by winning the 2015 and 2020 assembly elections consecutively. The current incumbent is Manish Sisodia of the Aam Aadmi Party since 14 February 2015. Living former deputy chief minister. As of 10 2022, there is no living former deputy chief minister of the National Capital Territory of Delhi.