Kalanaur is a town and a municipal committee in Rohtak district of the north Indian state of Haryana.
According to accounts recorded in Haryana state gazetteers, the name of the town is traditionally associated with Kalyan Singh, a Panwar Rajput chief. It is said that the son of Kalyan Singh married a daughter of the Tomara ruler Anangpal of Delhi, after which Anangpal granted Kalyan Singh territory in the Rohtak region. A settlement founded by him subsequently developed into the town known as Kalanaur, the name being derived from Kalyan Singh.
The Kalanaur region has historically been associated with the Panwar Rajput clan. According to regional historical accounts, Panwar (Parmar) Rajputs are traditionally associated with the early settlement of the area. Historical accounts indicate that Panwar Rajputs established settlements in the region after receiving land grants west of Rohtak, leading to the foundation of Kalanaur and neighbouring villages.
The surrounding countryside of Kalanaur consists of numerous villages. Historically, groups of villages in the MehamâÂÂKalanaur region were also organised under traditional clan-based structures such as the Panwar Rajput khap(Cluster of 36 Panwar Rajput village).
Kalanaur is located at . It has an average elevation of 200 metres (656 feet).
India census, Kalanaur had a population of 16,847. Males constitute 53% of the population and females 47%. Kalanaur has an average literacy rate of 65%, higher than the national average of 59.5%: male literacy is 72%, and female literacy is 58%. In Kalanaur, 15% of the population is under 6 years of age. According to 2011 Kalanaur had population of 22,752.