Tamil Language Speakers Across Indian States: 1991-2011

Tamil had 7.66 crore total speakers in the 2011 Census, up from 6.67 crore in 2001 and 5.89 crore in 1991. Of the 2011 total, 6.90 crore declared it their mother tongue, with 66.68 lakh knowing it as a second language across southern India.

Tamil is one of the world's…