Bally, also spelled Bali or Baly,  city, southeastern West Bengal state, northeastern India. Bally lies just west of the Hugli (Hooghly) River. A part of the Haora (Howrah) urban agglomeration, it is connected by road and rail with Haora, Kharagpur, and Burdwan and is a steamer station for traffic along the Hugli. Major industries in the city include jute, paper, and bone milling, iron- and steel-rolling works, and the manufacture of chemical fertilizer, cotton cloth, bricks, and glass. The Bally Bridge across the Hugli to Baranagar opened in 1931. Constituted a municipality in 1883, Bally has a college that is affiliated with Rabindra Bharati University in Kolkata (Calcutta). Pop. (2001) 260,906.