Gandhi Sagar Sanctuary is a wildlife sanctuary situated on the northern boundary of Mandsaur and Nimach districts in Madhya Pradesh, India. It is spread over an area of 368.62 km (142.32 sq mi) adjoining Rajasthan state in India. It was notified in 1974 and more area was added in 1983. The Chambal River passes through the sanctuary dividing it into two parts. The western part is in Nimach district and eastern part is in Mandsaur district. It is in the Khathiar-Gir dry deciduous forests ecoregion.

The Sanctuary is open throughout the year. With a varied terrain of wooded hills – the forest being dry, mixed and deciduous- and flat grasslands around Gandhi sagar dam submergence, it offers abundant opportunities of sighting a variety of wildlife. The principal tree species found in the Sanctuary are Khair (Acacia catechu), Salai, Kardhai, Dhawda, Tendu, Palash etc.

The predominant animal species that inhabit the sanctuary are the deer, of which the most easily sighted are the chinkara or Indian gazelle, Nilgai and sambar. In addition the Indian leopard, langur, Indian wild dog, peacock, otter, and Mugger crocodile are present.

Sanctuary has many places of historical, archaeological and religious importance. These are Chaurasigarh, Chaturbhujnath temple, Bhadkaji rock paintings, Narsinghjhar, Hinglajgarh Fort, Taxakeshwar temple etc.

• Chaturbhujnath temple, dedicated to Vishnu, is located about 8 km from Gandhi sagar dam site
• Hinglajgarh or Hinglaj Fort is an ancient fort situated near village Navali in Bhanpura tehsil of Mandsaur district in Madhya Pradesh
• Taxakeshwar temple or Takhaji is a place of religious and historical importance in Mandsaur district
• Bhanpura Museum is located in Bhanpura, about 30.0 km (18.6 miles) from Gandhi sagar dam and 127.0 km (78.9 miles) from Mandsaur in north-east direction. The museum depicting the popular arts of Mandsaur
• Dharmrajeshwar is an ancient Buddhist and Hindu cave temple site of 4th-5th Century in Mandsaur

• Central India
• Tourism in Madhya Pradesh