<Tr> <Th> Formation </Th> <Td> 7 April 1949 </Td> </Tr> <P> The Chief Minister of Rajasthan, a north Indian state, is the head of the Government of Rajasthan . As per the Constitution of India, the Governor of Rajasthan is the state's de jure head, but de facto executive authority rests with the chief minister . Following elections to the Rajasthan Legislative Assembly, the governor usually invites the party (or coalition) with a majority of seats to form the government . The governor appoints the chief minister, whose council of ministers are collectively responsible to the assembly . Given that he has the confidence of the assembly, the chief minister's term is for five years and is subject to no term limits . </P> <P> From 1949, 13 people have been Chief Minister of Rajasthan . Mohan Lal Sukhadia was the longest serving Chief Minister of Rajasthan . After securing majority in 2013 assembly election, Vasundhara Raje of the Bharatiya Janata Party is the incumbent Chief Minister . </P> <Table> <Tr> <Th> No </Th> <Th> Name </Th> <Th> Took office </Th> <Th> Left office </Th> <Th_colspan="2"> Party </Th> <Th> Tenure </Th> </Tr> <Tr> <Td> </Td> <Td> Heera Lal Shastri </Td> <Td> 7 April 1949 </Td> <Td> 5 January 1951 </Td> <Td> Indian National Congress </Td> <Td> </Td> <Td> 639 days </Td> </Tr> <Tr> <Td> </Td> <Td> C.S. Venkatachari </Td> <Td> 6 January 1951 </Td> <Td> 25 April 1951 </Td> <Td> 110 days </Td> </Tr> <Tr> <Td> </Td> <Td> Jai Narayan Vyas </Td> <Td> 26 April 1951 </Td> <Td> 3 March 1952 </Td> <Td> 313 days </Td> </Tr> <Tr> <Td> </Td> <Td> Tika Ram Paliwal MLA for Mahuwa </Td> <Td> 3 March 1952 </Td> <Td> 31 October 1952 </Td> <Td> 243 days </Td> </Tr> <Tr> <Td> (3) </Td> <Td> Jai Narayan Vyas (2) MLA for Kishangarh </Td> <Td> 1 November 1952 </Td> <Td> 12 November 1954 </Td> <Td> 742 days (total 1055 days) </Td> </Tr> <Tr> <Td> </Td> <Td> Mohan Lal Sukhadia MLA for Udaipur </Td> <Td> 13 November 1954 </Td> <Td> 13 March 1967 </Td> <Td> 4503 days </Td> </Tr> <Tr> <Td>--</Td> <Td> Vacant (President's rule) </Td> <Td> 13 March 1967 </Td> <Td> 26 April 1967 </Td> <Td> </Td> <Td> </Td> <Td> </Td> </Tr> <Tr> <Td> (5) </Td> <Td> Mohan Lal Sukhadia (2) MLA for Udaipur </Td> <Td> 26 April 1967 </Td> <Td> 9 July 1971 </Td> <Td> Indian National Congress </Td> <Td> </Td> <Td> 1535 days (total 6380 days) </Td> </Tr> <Tr> <Td> 6 </Td> <Td> Barkatullah Khan MLA for Tijara </Td> <Td> 9 July 1971 </Td> <Td> 11 August 1973 </Td> <Td> 765 days </Td> </Tr> <Tr> <Td> 7 </Td> <Td> Hari Dev Joshi MLA for Banswara </Td> <Td> 11 August 1973 </Td> <Td> 29 April 1977 </Td> <Td> 1389 days </Td> </Tr> <Tr> <Td>--</Td> <Td> Vacant (President's rule) </Td> <Td> 29 April 1977 </Td> <Td> 22 June 1977 </Td> <Td> N / A </Td> <Td> </Td> <Td> </Td> </Tr> <Tr> <Td> 8 </Td> <Td> Bhairon Singh Shekhawat MLA for Chhabra </Td> <Td> 22 June 1977 </Td> <Td> 16 February 1980 </Td> <Td> Janata Party </Td> <Td> </Td> <Td> 970 days </Td> </Tr> <Tr> <Td>--</Td> <Td> Vacant (President's rule) </Td> <Td> 16 February 1980 </Td> <Td> 6 June 1980 </Td> <Td> N / A </Td> <Td> </Td> <Td> </Td> </Tr> <Tr> <Td> 9 </Td> <Td> Jagannath Pahadia MLA for Weir </Td> <Td> 6 June 1980 </Td> <Td> 13 July 1981 </Td> <Td> Indian National Congress </Td> <Td> </Td> <Td> 403 days </Td> </Tr> <Tr> <Td> 10 </Td> <Td> Shiv Charan Mathur MLA for Mandalgarh </Td> <Td> 14 July 1981 </Td> <Td> 23 February 1985 </Td> <Td> 1320 days </Td> </Tr> <Tr> <Td> 11 </Td> <Td> Hira Lal Devpura MLA for Kumbhalgarh </Td> <Td> 23 February 1985 </Td> <Td> 10 March 1985 </Td> <Td> 16 days </Td> </Tr> <Tr> <Td> (7) </Td> <Td> Hari Dev Joshi (2) MLA for Banswara </Td> <Td> 10 March 1985 </Td> <Td> 20 January 1988 </Td> <Td> 1046 days </Td> </Tr> <Tr> <Td> (10) </Td> <Td> Shiv Charan Mathur (2) MLA for Mandalgarh </Td> <Td> 20 January 1988 </Td> <Td> 4 December 1989 </Td> <Td> 684 days (total 2004 days) </Td> </Tr> <Tr> <Td> (7) </Td> <Td> Hari Dev Joshi (3) MLA for Banswara </Td> <Td> 4 December 1989 </Td> <Td> 4 March 1990 </Td> <Td> 91 days (total 2526 days) </Td> </Tr> <Tr> <Td> (8) </Td> <Td> Bhairon Singh Shekhawat (2) MLA for Chhabra </Td> <Td> 4 March 1990 </Td> <Td> 15 December 1992 </Td> <Td> Bharatiya Janata Party </Td> <Td> </Td> <Td> 1017 days </Td> </Tr> <Tr> <Td>--</Td> <Td> Vacant (President's rule) </Td> <Td> 15 December 1992 </Td> <Td> 4 December 1993 </Td> <Td> N / A </Td> <Td> </Td> <Td> </Td> </Tr> <Tr> <Td> (8) </Td> <Td> Bhairon Singh Shekhawat (3) MLA for Bali </Td> <Td> 4 December 1993 </Td> <Td> 29 November 1998 </Td> <Td> Bharatiya Janata Party </Td> <Td> </Td> <Td> 1821 days (total 3808 days) </Td> </Tr> <Tr> <Td> 12 </Td> <Td> Ashok Gehlot MLA for Sardarpura </Td> <Td> 1 December 1998 </Td> <Td> 8 December 2003 </Td> <Td> Indian National Congress </Td> <Td> </Td> <Td> 1834 days </Td> </Tr> <Tr> <Td> 13 </Td> <Td> Vasundhara Raje MLA for Jhalrapatan </Td> <Td> 8 December 2003 </Td> <Td> 11 December 2008 </Td> <Td> Bharatiya Janata Party </Td> <Td> </Td> <Td> 1831 days </Td> </Tr> <Tr> <Td> (12) </Td> <Td> Ashok Gehlot (2) MLA for Sardarpura </Td> <Td> 12 December 2008 </Td> <Td> 13 December 2013 </Td> <Td> Indian National Congress </Td> <Td> </Td> <Td> 1822 days (total 3656 days) </Td> </Tr> <Tr> <Td> (13) </Td> <Td> Vasundhara Raje (2) MLA for Jhalrapatan </Td> <Td> 13 December 2013 </Td> <Td> Incumbent </Td> <Td> Bharatiya Janata Party </Td> <Td> </Td> <Td> 1622 days </Td> </Tr> </Table>

Who took oath as chief minister of rajsthan maximum number of time