The Bijon Setu massacre occurs in Calcutta, India.

The Bijon Setu massacre was the killing and burning of 16 sadhus and a sadhvi of Ananda Marga, at Bijon Setu, West Bengal, India, on 30 April 1982. Although the attacks were carried out in broad daylight, no arrests were ever made. After repeated calls for a formal judicial investigation, a single-member judicial commission was set up in 2012 to investigate the killings.

Kolkata, also known as Calcutta, is the capital and largest city of the Indian state of West Bengal. It lies on the eastern bank of the Hooghly River, 80 km (50 mi) west of the border with Bangladesh. It is the primary financial and commercial centre of eastern and northeastern India. Kolkata is the seventh most populous city in India with an estimated city proper population of 4.5 million (0.45 crore) while its metropolitan region Kolkata Metropolitan Area is the third most populous metropolitan region of India with a metro population of over 15 million. Kolkata is regarded by many sources as the cultural capital of India and a historically and culturally significant city in the historic region of Bengal.