The Dravidian languages are a language family spoken mainly in southern India and parts of eastern and central India, as well as in northeastern Sri Lanka, Pakistan, Nepal, Bangladesh and Bhutan, and overseas in other countries such as Malaysia and Singapore. Approximately 30% of India's population spoke Dravidian languages.
List of Dravidian languages (along with the location where it is spoken)
Telugu - Andhra Pradesh, Telangana,
Tamil - Tamil Nadu, Puducherry (including Karaikkal),
Kannada - Karnataka
Malayalam - Kerala
Brahui - Balochistan, Pakistan
Kurukh - Chhattisgarh, Jharkhand, Odisha, West Bengal
Gondi - Madhya Pradesh, Maharashtra, Chhattisgarh,
Tulu - Karnataka and Kerala
Beary Bashe - Karnataka and Kerala
Muria - Chhattisgarh, Maharashtra, Odisha
Kui - Odisha
Badaga - Tamil Nadu (Nilgiris district)
Maria - Chhattisgarh, Telangana, Maharashtra
Kuvi - Odisha
Pengo - Odisha
Khoya - Andhra Pradesh, Telangana, Chhattisgarh
Kodava - Karnataka (Kodagu district)
Kurumba - Tamil Nadu (Nilgiris district)
Sauria Paharia - Bihar, Jharkhand, West Bengal
Pardhan - Telangana, Chhattisgarh, Maharashtra, Madhya Pradesh
Kolami - Telangana, Maharashtra
Duruwa - Chhattisgarh
Chenchu - Andhra Pradesh, Telangana
Ollari - Andhra Pradesh, Odisha
Konda - Andhra Pradesh, Odisha
Kanikkaran - Tamil Nadu (Nilgiris district) and Kerala
Kumarbhag Paharia - Jharkhand, West Bengal
Koraga - Karnataka and Kerala
Naiki - Andhra Pradesh, Maharashtra