Com Dharani Rizal was the President of the SFI, Sonitpur district committee, Assam. He was a good organiser. He belonged to a poor local Nepali family of Gelapukhuri village, Biswanath Chariali sub-division. He was brutally murdered by the NDFB extremists near his village on 30th November, 1998. Com Dharani passed HSLC examination from Bapuji High School, PU and BA from Biswanath Chariali College and MA (honours in English) from Cotton College. He was SFI Unit President of Cotton College. He was a good poet and writer. He frequently wrote poems and articles on contemporary issues to various magazines and dailies. Com Dharani was also an organiser of Natun Sahitya Parishad in Sonitpur district. He was popular among the tea plantation workers too as he was initiating steps to organise them to fight against inhuman exploitations by the management and government policies. Com Dharani was murdered by the NDFB because he not only protested their extortion threats but also organised people against the activities of the extremist group. On the way to his house, the NDFB extremists waylaid and shot him dead.