List of Chief Ministers of Mizoram
List

No
Name
Term
Term
Term
Party
Party
Assembly (Election)
Appointed by (Governor)
1
Ch Chhunga MLA for Kolasib
3 May 1972
10 May 1977
5 years, 7 days
Mizo Union
-
-
-
–
Vacant (President's rule)
11 May 1977
1 June 1978
1 year, 21 days
N/A
-
-
-
2
T. Sailo MLA for Aizawl North
2 June 1978
10 November 1978
161 days
Mizo People's Conference
-
-
-
–
Vacant (President's rule)
10 November 1978
8 May 1979
179 days
N/A
-
-
-
(2)
T. Sailo MLA for Aizawl North
8 May 1979
4 May 1984
4 years, 362 days
Mizo People's Conference
-
-
-
3
Lal Thanhawla MLA for Serchhip
5 May 1984
20 August 1986
2 years, 107 days
Indian National Congress
-
-
-
4
Laldenga MLA for Aizawl North II
21 August 1986
19 February 1987
2 years, 17 days
Mizo National Front
-
-
-
4
Laldenga MLA for Aizawl North II
20 February 1987
7 September 1988
2 years, 17 days
Mizo National Front
-
1st Assembly (1987–89) (1987 election)
Hiteswar Saikia
–
Vacant (President's rule)
7 September 1988
24 January 1989
139 days
N/A
-
1st Assembly (1987–89) (1987 election)
-
(3)
Lal Thanhawla MLA for Serchhip
24 January 1989
7 December 1993
9 years, 313 days
Indian National Congress
-
2nd Assembly (1989–93) (1989 election)
Hiteswar Saikia
(3)
Lal Thanhawla MLA for Serchhip
8 December 1993
3 December 1998
9 years, 313 days
Indian National Congress
-
3rd Assembly (1993–98) (1993 election)
Paty Ripple Kyndiah
5
Zoramthanga MLA for Champhai
3 December 1998
4 December 2003
10 years, 8 days
Mizo National Front
-
4th Assembly (1998–03) (1998 election)
Dr A.P. Mukherjee
5
Zoramthanga MLA for Champhai
4 December 2003
11 December 2008
10 years, 8 days
Mizo National Front
-
5th Assembly (2003–08) (2003 election)
Amolak Rattan Kohli
(3)
Lal Thanhawla MLA for Serchhip
11 December 2008
11 December 2013
10 years, 3 days
Indian National Congress
-
6th Assembly (2008–13) (2008 election)
Madan Mohan Lakhera
(3)
Lal Thanhawla MLA for Serchhip
12 December 2013
14 December 2018
10 years, 3 days
Indian National Congress
-
7th Assembly (2013–18) (2013 election)
Vakkom Purushothaman
(5)
Zoramthanga MLA for Aizawl East II
15 December 2018
Incumbent
136 days
Mizo National Front
-
8th Assembly (2018–23) (2018 election)
Kummanam Rajasekharan

Question: What role did Ṭhenphunga Sailo serve as, and how many times did he serve in this role?
Answer: Ṭhenphunga Sailo was twice the Chief Minister of Mizoram.