The Achaleshwar Mahadev Temple (Devanagari: अचलेश्वर महादेव मन्दिर, Acaleśavara Mahādeva Mandir) is a Shiva temple situated just outside the Achalgarh Fort, located in the Abu Road tehsil of Sirohi district, in the western Indian state of Rajasthan. The temple is believed to have been constructed sometime in the 9th century AD, and by the Paramara dynasty, which is also credited with having constructed the original structure of the Achalgarh Fort, later reconstructed, renovated and named as Achalgarh by Maharana Kumbha in 1452 CE.