List of Chief Ministers of Nagaland
List

No
Name
Term of office
Term of office
Party
Party
Days in office
1
P. Shilu Ao MLA for Impur
1 December 1963
14 August 1966
Naga Nationalist Organisation
-
987 days
2
T. N. Angami MLA for Western Angami
14 August 1966
22 February 1969
Naga Nationalist Organisation
-
924 days
3
Hokishe Sema MLA for Akuluto
22 February 1969
26 February 1974
Naga Nationalist Organisation
-
1831 days
4
Vizol Angami MLA for Southern Angami-II
26 February 1974
10 March 1975
United Democratic Front
-
378 days
5
John Bosco Jasokie MLA for Kohima Town
10 March 1975
20 March 1975
Naga National Democratic Party
-
11 days
–
Vacant (President's rule)
20 March 1975
25 November 1977
N/A
-
-
(4)
Vizol Angami MLA for Southern Angami-II
25 November 1977
18 April 1980
United Democratic Front
-
876 days [Total 1254 days]
6
S. C. Jamir MLA for Aonglenden
18 April 1980
5 June 1980
United Democratic Front—Progressive
-
49 days
(5)
John Bosco Jasokie MLA for Kohima Town
5 June 1980
18 November 1982
Naga National Democratic Party
-
897 days [Total 908 days]
(6)
S. C. Jamir MLA for Aonglenden
18 November 1982
28 October 1986
United Democratic Front—Progressive
-
1440 days
(3)
Hokishe Sema
29 October 1986
7 August 1988
Indian National Congress
-
648 days [Total 2479 days]
–
Vacant (President's rule)
7 August 1988
25 January 1989
N/A
-
-
(6)
S. C. Jamir MLA for Mokokchung Town
25 January 1989
10 May 1990
Indian National Congress
-
471 days
7
K. L. Chishi MLA for Atoizu
16 May 1990
19 June 1990
Indian National Congress
-
36 days
8
Vamuzo Phesao
19 June 1990
2 April 1992
Nagaland People's Council
-
653 days
–
Vacant (President's rule)
2 April 1992
22 February 1993
N/A
-
-
(6)
S. C. Jamir MLA for Aonglenden
22 February 1993
6 March 2003
Indian National Congress
-
3665 days [Total 5625 days]
9
Neiphiu Rio MLA for Northern Angami-II
6 March 2003
3 January 2008
Nagaland People's Front
-
1767 days
–
Vacant (President's rule)
3 January 2008
12 March 2008
N/A
-
-
(9)
Neiphiu Rio MLA for Northern Angami-II
12 March 2008
24 May 2014
Nagaland People's Front
-
2264
10
T. R. Zeliang MLA for Peren
24 May 2014
22 February 2017
Nagaland People's Front
-
1005
11
Shurhozelie Liezietsu
22 February 2017
19 July 2017
Nagaland People's Front
-
147
(10)
T. R. Zeliang MLA for Peren
19 July 2017
8 March 2018
Nagaland People's Front
-
232 [Total 1237 days]
(9)
Neiphiu Rio MLA for Northern Angami-II
8 March 2018
Incumbent
Nationalist Democratic Progressive Party
-
418

Question: When did T. R. Zeliang serve as the Chief Minister of Nagaland?
Answer: T. R. Zeliang twice served as the Chief Minister of Nagaland, first from May 2014 to February 2017 and then from July 2017 to March 2018.