Karmakar () is a Bengali Hindu caste spread throughout West Bengal, Assam, Tripura and Bangladesh. The Karmakars are traditionally blacksmiths by trade.
History The Karmakars used to be blacksmiths by profession. Over time, the Karmakars have produced engineering masterpieces. In 1637, Janardan Karmakar (Blacksmith) of Sylhet built the great gun of Murshidabad, the Jahan Kosha Cannon 'Destroyer of the World', which is in length and weighs around 7 tons.District Census Handbook, West Bengal: Birbhum India. Superintendent of Census Operations, West Bengal, Bisweswar Ray, Superintendent, Government Printing, the University of Michigan Another grand cannon named Dal Madal Kaman was built by Jagannath Karmakar in 1565 for the kingdom of Mallabhum. In the late 18th century, Wiiliam Carey of serampore teamed up with Panchanan Karmakar to make Bengali wooden types.
Notables Radhu Karmakar (1919–1993), cinematographer and film director Narendra Karmarkar (b. 1956), Indian mathematician, He developed Karmarkar's algorithm. Prokash Karmakar (1933–2014), artist Romuald Karmakar (b. 1965), French and German film director Joydeep Karmakar (b. 1979), sports shooter Prasanta Karmakar (b. 1980), swimmer Dipa Karmakar (b. 1993), gymnast Panchanan Karmakar (d. 1804), inventor of the Bangla Font Tamalika Karmakar (b. 1970), actress and national award winner Kalidas Karmakar (b. 1946), noted artist and Ekushey Padak laureate Vidyadhar Karmakar (b.1925), actor
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