Hindi is the most widely spoken language in the northern region of India, with over 400 million speakers.

Hindi is the official language of the state of Uttar Pradesh, as well as several other states in the northern region of India.

Punjabi is the official language of the state of Punjab, and is spoken by the majority of the population.

Kashmiri is the official language of the state of Jammu and Kashmir, and is spoken by the majority of the population.

Pahari is a group of languages spoken in the state of Himachal Pradesh, and is spoken by the majority of the population.

Garhwali is a language spoken in the state of Uttarakhand, and is spoken by the majority of the population.

Haryanvi is a language spoken in the state of Haryana, and is spoken by the majority of the population.

Rajasthani is a language spoken in the state of Rajasthan, and is spoken by the majority of the population.

Malvi is a language spoken in the state of Madhya Pradesh, and is spoken by the majority of the population.

Chhattisgarhi is a language spoken in the state of Chhattisgarh, and is spoken by the majority of the population.

Bhojpuri is a language spoken in the state of Bihar, and is spoken by the majority of the population.

Santali is a language spoken in the state of Jharkhand, and is spoken by the majority of the population.

Odia is a language spoken in the state of Odisha, and is spoken by the majority of the population.

Bengali is a language spoken in the state of West Bengal, and is spoken by the majority of the population.

Assamese is a language spoken in the state of Assam, and is spoken by the majority of the population.