Haryana is a state
States and territories of India
India is a federal union of states comprising twenty-eight states and seven union territories. The states and territories are further subdivided into districts and so on.-List of states and territories:...

 in India
India , officially the Republic of India , is a country in South Asia. It is the seventh-largest country by geographical area, the second-most populous country with over 1.2 billion people, and the most populous democracy in the world...

. Historically, it has been a part of the Kuru region in North India
North India
North India, known natively as Uttar Bhārat or Shumālī Hindustān , is a loosely defined region in the northern part of India. The exact meaning of the term varies by usage...

. The name Haryana is found mentioned in the 12th century AD by the apabhramsha
Apabhraṃśa is a term used by Sanskrit grammarians since Patañjali to refer to dialects that deviate from the norm of Sanskrit grammar. The term in Sanskrit literally means "corrupt" or "non-grammatical language". It is used as a cover term for the dialects forming the transition between the late...

 writer Vibudh Shridhar
Vibudh Shridhar
Vibudh Shridhar or Vibudha Shridhara was an accomplished Apabhramsha writer and poet in North India. He is the first known Agrawal author...

 (VS 1189-1230). It is bordered by Punjab and Himachal Pradesh
Himachal Pradesh
Himachal Pradesh is a state in Northern India. It is spread over , and is bordered by the Indian states of Jammu and Kashmir on the north, Punjab on the west and south-west, Haryana and Uttar Pradesh on the south, Uttarakhand on the south-east and by the Tibet Autonomous Region on the east...

 to the north, and by Rajasthan
Rājasthān the land of Rajasthanis, , is the largest state of the Republic of India by area. It is located in the northwest of India. It encompasses most of the area of the large, inhospitable Great Indian Desert , which has an edge paralleling the Sutlej-Indus river valley along its border with...

 to the west and south. The river Yamuna
The Yamuna is the largest tributary river of the Ganges in northern India...

 defines its eastern border with Uttarakhand
Uttarakhand , formerly Uttaranchal, is a state in the northern part of India. It is often referred to as the Land of Gods due to the many holy Hindu temples and cities found throughout the state, some of which are among Hinduism's most spiritual and auspicious places of pilgrimage and worship...

 and Uttar Pradesh
Uttar Pradesh
Uttar Pradesh abbreviation U.P. , is a state located in the northern part of India. With a population of over 200 million people, it is India's most populous state, as well as the world's most populous sub-national entity...

. Haryana also surrounds Delhi
Delhi , officially National Capital Territory of Delhi , is the largest metropolis by area and the second-largest by population in India, next to Mumbai. It is the eighth largest metropolis in the world by population with 16,753,265 inhabitants in the Territory at the 2011 Census...

 on three sides, forming the northern, western and southern borders of Delhi.