<P> Madras State was a state in the Republic of India . At the time of its formation in 1950 , it included the whole of present - day Tamil Nadu , Coastal Andhra , Rayalaseema , the Malabar region of North Kerala , and Bellary , South Canara and Udupi districts of Karnataka . Coastal Andhra and Rayalaseema were separated to form Andhra State in 1953 , while South Canara and Bellary districts were merged with Mysore State , and Malabar District with the State of Travancore - Cochin to form Kerala in 1956 . On January 14 , 1969 , Madras State was renamed to Tamil Nadu , meaning `` Tamil country '' . </P>
<P> Madras State was a state in the Republic of India . At the time of its formation in 1950 , it included the whole of present - day Tamil Nadu , Coastal Andhra , Rayalaseema , the Malabar region of North Kerala , and Bellary , South Canara and Udupi districts of Karnataka . Coastal Andhra and Rayalaseema were separated to form Andhra State in 1953 , while South Canara and Bellary districts were merged with Mysore State , and Malabar District with the State of Travancore - Cochin to form Kerala in 1956 . On January 14 , 1969 , Madras State was renamed to Tamil Nadu , meaning `` Tamil country '' . </P>
in which year madras state was renamed as tamil nadu
in which year madras state was renamed as tamil nadu
January 14 , 1969
January 14 , 1969