E.M.S
Ministry (1957 - 59)

Pattom Thanu Pillai
Ministry (1960 - 62)

R. Sankar
Ministry (1962 - 64)

EMS Ministry (1967 - 69)
 

C. Achutha Menon
Ministry (1969 - 70)

C. Achutha Menon
Ministry (1970 - 77)

K. Karunakaran
Ministry (1977)

A.K. Antony
Ministry (1977 - 78)

P.K.V Ministry 
(1978 - 79)

C.H. Mohammed Koya
Ministry (1979)

K. Karunakaran
Ministry (1982 - 87)

E.K. Nayanar
Ministry (1987 - 91)