In India, the most common language is Hindi. It is the official language of India and one of the most spoken languages in the world. It is the fourth most spoken language in the world, after English, Chinese, and French. It is the official language of more than one dozen states in India and the official language of the Federal Republic of India.

It is one of the world's most spoken and most widely learned languages. It has more than 88 million native speakers in India and more than 7.5 million English speakers in the United States. It is the official language of India and of the United Kingdom, Canada, Australia, New Zealand, the United Arab Emirates, Malaysia, Singapore, South Africa, Spain, Sweden, Switzerland, Turkey, the United Kingdom, Uruguay, Argentina, Colombia, Greece, Czechia, France, Germany, Netherlands, Norway, Brazil, Japan, Korea, China, Taiwan, Indonesia, and Vietnam.

Hindi is a major part of the Indian subcontinent and is spoken chiefly in India and by Indian diaspora in the world. Some other major dialects of Hindi are Bengali, Gujarati, Kannada, Malayalam, Marathi, Punjabi, Sanskrit, Sindhi, and Sinhala.