Indian languages, languages spoken in the state of India, generally classified as belonging to the following families: Indo-European (the Indo-Iranian branch in particular), Dravidian, Austroasiatic (Munda in particular), and Sino-Tibetan (Tibeto-Burman in particular).

Of the hundreds of languages spoken in India, 22 are mentioned in the constitution of India: Assamese, Bengali (Bangla), Dogri, Gujarati, Hindi, Kashmiri, Konkani, Maithili, Marathi, Nepali, Oriya, Punjabi, Sanskrit, Sindhi, and Urdu all belong to the Indo-Aryan group of the Indo-Iranian branch of Indo-European; Kannada, Malayalam, Tamil, and Telugu belong to the Dravidian language family; and, of the three remaining languages, Manipuri (Meitei), spoken in Manipur, and Bodo, spoken in northeastern India, are usually classified as belonging to the Tibeto-Burman branch of the Sino-Tibetan language family, and Santali is classified as a Munda language. Except for the Khasian languages spoken in Meghalaya, northeastern India, and the Nicobarese languages, spoken in the Nicobar Islands in the Andaman Sea lying just to the northwest of the Indonesian island of Sumatra—both of which are classified within the Mon-Khmer subfamily of Austroasiatic—the other languages of the Austronesian family are spoken in Southeast Asia.