Jyoti Bhushan Chaki was born in 1925 in his maternal house in Dinajpur district now situated in Bangladesh. He was an Indian Bengali linguist, academic, and polyglot. He had proficiency in 18 different languages.
He came to Kolkata for education in 1945. At first, Chaki worked as a teacher at Modern School in 1954.
Then he worked as a teacher in a school in Kolkata named Jagadbandhu Institution. He wrote several books on linguistics. He had proficiency in 18 different languages. He was also a member of the Akademi Banan Upo-Samiti or Akademi Spelling Sub-Committee. He died on 27 March 2008 in a hospital in Kolkata following a brain hemorrhage.
