Chief Ministers of Kerala

E. M. S. Namboodiripad
5 April 1957
31 July 1959
Communist Party of India

Pattom Thanupillai
22 February 1960
26 September 1962

Praja Socialist Party
R. Sankar
26 September 1962
10 September 1964

Indian National Congress

E. M. S. Namboodiripad
6 March 1967
1 November 1969
Communist Party of India (Marxist)
C. Achutha Menon
1 November 1969
1 August 1970

Communist Party of India

C. Achutha Menon
4 October 1970
25 March 1977

Communist Party of India

K. Karunakaran
25 March 1977
25 April 1977
Indian National Congress

A.K. Antony
27 April 1977
27 October 1978
Indian National Congress
P. K. Vasudevan Nair
29 October 1978
7 October 1979
Communist Party of India

C. H. Mohammed Koya
12 October 1979
1 December 1979

Indian Union Muslim League
E. K. Nayanar
25 January 1980
20 October 1981

Communist Party of India (Marxist)

K. Karunakaran
28 December 1981
17 March 1982
Indian National Congress
K. Karunakaran
24 May 1982
25 March 1987

Indian National Congress

E. K. Nayanar
26 March 1987
17 June 1991

Communist Party of India (Marxist)

K. Karunakaran
24 June 1991
16 March 1995
Indian National Congress

A. K. Antony
22 March 1995
9 May 1996
Indian National Congress

E. K. Nayanar
20 May 1996
13 May 2001
Communist Party of India (Marxist)
A. K. Antony
17 May 2001
29 August 2004

Indian National Congress

Oommen Chandy
31 August 2004
18 May 2006

Indian National Congress
20
V.S. Achuthanandan
18 May 2006
incumbent
Communist Party of India (Marxist)