Chief Ministers of Tamil Nadu since 1920

1.	Thiru A Subbarayalu	17-12-1920 to 11-07-1921
2.	Thiru Panagal Raja	11-07-1921 to 03-12-1926
3.	Dr. P Subbarayan	04-12-1926 to 27-10-1930
4.	Thiru P Munuswamy Naidu	27-10-1930 to 04-11-1932
5.	Thiru Ramakrishna Ranga Rao, Raja of Bobbili	05-11-1932 to 04-04-1936
6.	Thiru P T Rajan	04-04-1936 to 24-08-1936
7.	Thiru Ramakrishna Ranga Rao, Raja of Bobbili	24-08-1936 to 01-04-1937
8.	Thiru Kurma Venkata Reddy Naidu	01-04-1937 to 14-07-1937
9.	Thiru C Rajagopalachari	14-07-1937 to 29-10-1939
10.	Thiru Tanguturi Prakasam	30-04-1946 to 23-03-1947
11.	Thiru O P Ramaswamy Reddiyar	23-03-1947  to 06-04-1949
12.	Thiru P S  Kumaraswamy Raja	06-04-1949  to 09-04-1952
13.	Thiru C  Rajagopalachari	10-04-1952  to 13-04-1954
14.	Thiru K Kamaraj	13-04-1954  to 02-10-1963
15.	Thiru M Bakthavatsalam	02-10-1963  to 06-03-1967
16.	Dr. C.N. Annadurai	06-03-1967  to 03-02-1969
17.	Dr. Kalaignar M Karunanidhi	10-02-1969 to  04-01-1971 15-03-1971 to  31-01-1976
18.	Dr. M G Ramachandran	30-06-1977 to 17-02-1980 09-06-1980 to  15-11-1984 10-02-1985 to 24-12-1987
19.	Thirumathi Janaki Ramachandran	07-01-1988 to  30-01-1988
20.	Dr. Kalaignar M Karunanidhi	27-01-1989 to 30-01-1991
21.	Dr. Selvi J Jayalalithaa	24-06-1991 to 12-05-1996
22.	Dr. Kalaignar M Karunanidhi	13-05-1996 to  13-05-2001
23.	Dr. Selvi J Jayalalithaa	14-05-2001 to  21-09-2001
24.	Thiru O. Panneerselvam	21-09-2001 to  01-03-2002
25.	Dr. Selvi J Jayalalithaa	02-03-2002 to 12-05-2006
26.	Dr. Kalaignar M. Karunanidhi	13-05-2006 to 15-05-2011
27.	Dr. Selvi J Jayalalithaa	16-05-2011 onwards