Rani Sati Temple is a temple located in Jhunjhunu, Jhunjhunu district, in the state of Rajasthan, India. It is the largest temple in India devoted to Rani Sati, a Rajasthani lady who lived sometime between the 13th and the 17th century and committed sati (self-immolation) on her husband's death. Various temples in Rajasthan and elsewhere are devoted to her worship and to commemorate her act. Rani Sati is also called Narayani Devi and referred to as Dadiji (grandmother).

Jhunjhunu district is a district of the Indian state of Rajasthan in northern India. The city of Jhunjhunu is the district headquarters. Jhunjhunu is an old and historical town having its own district headquarters. It is said that it was ruled over by Chouhan dynasty in the Vikram era 1045. The district is famous for the frescos on its grand Havelis. It is also famous for providing considerable representation to Indian defense forces. Jhunjhunu district was named in the memory of a Jat named “Jhunjha” or “Jujhar Singh Nehra”. The district has a population of 2,139,658, an area of 5926 km², and a population density of 361 persons per km. The district falls within Shekhawati region, and is bounded on the North-East and East by Haryana state, on the South-East, South & South-West by Sikar District & on the North-West and North by Churu District.