List of Chief Ministers of Odisha for opsc exam

The Chief Minister of Odisha, an eastern Indian state, is the head of the Government of Odisha. As per the Constitution of India, the governor is the state's de jure head, but de facto executive authority rests with the chief minister. Following elections to the Odisha 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

Chief Minister of Odisha
Incumbent Naveen Patnaik since 5 March 2000
Appointer	Governor of Odisha
Inaugural holder	Krushna Chandra Gajapati
Website	cm.odisha.gov.in

On 1 April 1936, Orissa Province was formed. The province has been controlled by the King of Paralakhemundi, Maharaja Krishna Chandra Gajapati Narayan Deo. He ruled till July, 1937. There after the All India Congress party leader Biswanath Das took over the charges for two more years. Again the King took the control before finally handed over to Dr. Harekrushna Mahatab in the year 1946. After India got its freedom and our constitution has been formed, we have started working in the principles of democracy. Till the first election, Dr. Harekrushna Mahatab continued to be the chief minister of Odisha and than it has been taken over by Nabakrushna Choudhury. Here is the list of chief minister of Odisha since 1946. Since 1946, Odisha has had 14 chief ministers. Serving since 2000, Naveen Patnaik of the Biju Janata Dal is the incumbent chief minister, and the longest-serving one in Odisha's history.

Premiers of Orissa

No	Name	Term of office		Party		Days in office
1	Krushna Chandra Gajapati	1 April 1937	19 July 1937	Independent		80 days
2	Biswanath Das	19 July 1937	4 November 1939	Indian National Congress
(1)	Krushna Chandra Gajapati	29 November 1941	29 June 1944	Independent

Chief Ministers of Odisha

Colour key for parties
Biju Janata Dal   Indian National Congress   Janata Dal   Janata Party   Swatantra Party   N/A (President's rule)

No	Name		Term of office		Party[a]		Days in office
1	Harekrushna Mahatab		23 April 1946	12 May 1950	Indian National Congress		1002 days
2	Nabakrushna Choudhury MLA for Barchana		12 May 1950	20 Feb 1952			2352 days
			20 Feb 1952	19 Oct 1956
(1)	Harekrushna Mahatab MLA for Soro		19 October 1956	6 Apr 1957			1591 days (Total 2593 days)
			6 Apr 1957	22 May 1959
			22 May 1959	25 Feb 1961
–	Vacant[b] (President's rule)		25 February 1961	23 June 1961	N/A
3	Biju Patnaik MLA for Choudwar		23 June 1961	2 October 1963	Indian National Congress		832 days
4	Biren Mitra MLA for Cuttack City		2 October 1963	21 February 1965			509 days
5	Sadashiva Tripathy MLA for Omerkote		21 February 1965	8 March 1967			746 days
6	Rajendra Narayan Singh Deo MLA for Bolangir		8 March 1967	9 January 1971	Swatantra Party		1403 days
–	Vacant[b] (President's rule)		11 January 1971	3 April 1971	N/A
7	Biswanath Das MLA for Rourkela		3 April 1971	14 June 1972	Independent		439 days
8	Nandini Satpathy		14 June 1972	3 March 1973	Indian National Congress		263 days
–	Vacant[b] (President's rule)		3 March 1973	6 March 1974	N/A
(8)	Nandini Satpathy MLA for Dhenkanal		6 March 1974	16 December 1976	Indian National Congress		1016 days (Total 1279 days)
–	Vacant[b] (President's rule)		16 December 1976	29 December 1976	N/A
9	Binayak Acharya MLA for Berhampur		29 December 1976	30 April 1977	Indian National Congress		123 days
–	Vacant[b] (President's rule)		30 April 1977	26 June 1977	N/A
10	Nilamani Routray MLA for Basudevpur		26 June 1977	17 February 1980	Janata Party		968 days
–	Vacant[b] (President's rule)		17 February 1980	9 June 1980	N/A
11	Janaki Ballabh Patnaik MLA for Athagarh		9 June 1980	10 Mar 1985	Indian National Congress		3469 days
			10 Mar 1985	7 Dec 1989
12	Hemananda Biswal MLA for Laikera		7 December 1989	5 March 1990			89 days
(3)	Biju Patnaik MLA for Bhubaneswar		5 March 1990	15 March 1995	Janata Dal		1837 days (Total 2669 days)
(11)	Janaki Ballabh Patnaik MLA for Begunia		15 March 1995	17 February 1999	Indian National Congress		1437 days (Total 4906 days)
13	Giridhar Gamang MLA for Laxmipur		17 February 1999	6 December 1999			291 days
(12)	Hemananda Biswal MLA for Laikera		6 December 1999	5 March 2000			91 days (Total 180 days)
14	Naveen Patnaik MLA for Hinjili		5 March 2000	16 May 2004	Biju Janata Dal		6718 days (18 years, 144 days)