Mehrangarh is a historic fort located in Jodhpur, Rajasthan, India. It stands on a hilltop, rising about 122 m (400 ft) above the surrounding plains, and the complex spans 1,200 acres. It was initially built around 1459 by the Rajput ruler of Rathore clan Rao Jodha, though most of the existing structure is from the 17th century built by his successors. The fort has seven gates, which includes main entrance Jai Pol, built by Maharaja Man Singh to commemorate his victories over the Jaipur and Bikaner armies in 1806. The Fattehpol, commemorates victory of Maharaja Ajit Singh over the Mughals.

Jodhpur is the second-largest city of the north-western Indian state of Rajasthan after its capital Jaipur. As of 2011, the city has a population of 1.03 million. It serves as the administrative headquarters of the Jodhpur district and Jodhpur division. It is historic capital of the Kingdom of Marwar, founded in 1459 by Rao Jodha, a Rajput chief of the Rathore clan. On 11 Aug, 1947 four days prior to the Indian independence, Maharaja Hanwant Singh, the last ruler of Jodhpur state signed the Instrument of Accession and merged his state in Union of India. On March 30, 1949, it became part of the newly formed state of Rajasthan, which was created after merging the states of the erstwhile Rajputana Agency.