Regions of Haryana

Doab () is a term used in South Asia for the tract of land lying between two confluent rivers. It is similar to an interfluve. In the Oxford Hindi-English Dictionary, R. S. McGregor refers to its Persian origin in defining it as do-āb (, literally "two [bodies of] water") "a region lying between and reaching to the confluence of two rivers." As per J. S. Grewal, a doab is "the inter-fluvial area between any two rivers".

The kingdom of Surasena () was an ancient Indian region corresponding to the present-day Braj region in Uttar Pradesh, with Mathura as its capital city. According to the Buddhist text Anguttara Nikaya, Surasena was one of the sixteen Mahajanapadas (lit. 'great realms') in the 6th century BCE. Also, it is mentioned in the Hindu epic poem Ramayana. The ancient Greek writers (e.g., Megasthenes) refer to the Sourasenoi and its cities, Methora and Cleisobra/Kleisobora .

historical region and ancient Indo-Aryan tribe of central India

Braj, also known as Vraj, Vraja, Brij or Brijbhumi, is a region in India on both sides of the Yamuna river with its centre at Mathura-Vrindavan in Uttar Pradesh state encompassing the area which also includes Palwal, Ballabhgarh and Nuh in Haryana state, Deeg, Bharatpur, Karauli, and Dholpur in Rajasthan state and Morena District in Madhya Pradesh. Within Uttar Pradesh, it is very well demarcated culturally, the area stretches from the Mathura, Aligarh, Agra, Hathras and districts up to the Etawah district. Braj region is associated with Radha and Krishna who according to scriptures were born

Mewat (; ) is a historical and cultural region which encompasses parts of the modern-day states of Haryana, Rajasthan, and Uttar Pradesh in northwestern India.

Ahirwal is a region of southern Haryana, north-eastern Rajasthan, and South-Western Delhi The region was once a small principality based from the town of Rewari and controlled by members of the Ahir community from around the time when the Mughal Empire was in decline.