The Deputy Chief Minister of Tamil Nadu plays a key role in assisting the Chief Minister with governance and administration. The position has been created at different times based on political and administrative needs. Since its introduction, only a few leaders have held this post, contributing significantly to the state’s political leadership and development.

Here is the list of Deputy Chief Ministers of Tamil Nadu from its formation in 2009 to the present in 2025:
Name | Term of Office | Constituency | Party |
Udhayanidhi Stalin | 28 September 2024 - Incumbent | Chepauk-Thiruvallikeni | Dravida Munnetra Kazhagam |
O. Panneerselvam | 21 August 2017 - 6 May 2021 | Bodinayakanur | All India Anna Dravida Munnetra Kazhagam |
Vacant | 16 May 2011 – 20 August 2017 | NA | NA |
M. K. Stalin | 29 May 2009 - 15 May 2011 | Thousand Lights | Dravida Munnetra Kazhagam |
Name - Udhayanidhi Stalin
Born - 9th February 1964
Political Party - Dravida Munnetra Kazhagam
Constituency - Chepauk - Thiruvalikeni
A Deputy Chief Minister assists the Chief Minister in overseeing government departments, coordinating policy among ministries, representing the state government at important events and ensuring administration runs smoothly. They may also be assigned specific portfolios or regional responsibilities.
The number varies over time — this page lists all individuals who have officially held the title of Deputy Chief Minister in Tamil Nadu along with their dates of service.
Yes — depending on the political arrangement and coalition requirements, the state may appoint multiple Deputy Chief Ministers simultaneously or may have changes in the number of deputy posts.
No — being Deputy Chief Minister does not guarantee succession to the Chief Minister’s office. Succession depends on party leadership decisions, legislative support, and political dynamics.
Knowing who has served as Deputy Chief Minister helps citizens understand the state’s political history, government changes, and who held key responsibilities. For voters, this information adds transparency about state leadership and aids informed discussion.

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