| Rank | Image | Name | Family | Field | Legacy and Remarks | Born | Died |
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| 1 | | Sir Acharya Jagadish Chandra Bose | Bengali Hindu family, Bikrampur, Dhaka, Bengal, now Bangladesh (East Bengal) | Physics and Biophysics | One of the Fathers of Radio Science (Wireless Communication/Technology), Father of Modern Science in India, first person in the world to use a Semiconductor Junction to detect Electromagnetic Waves, discoverer of Millimetre Wave (Extremely High Frequency/EHF/MMW), inventor of Crescograph | 30 November 1858, Mymensingh, Bengal, now Bangladesh (East Bengal) | 23 November 1937, Giridih, Bihar, now Jharkhand | | 2 | | Sir Acharya Prafulla Chandra Roy | Bengali Hindu family, Khulna, Bengal, now Bangladesh (East Bengal) | Chemistry | Father of Chemistry in India, discoverer of Mercurous Nitrite | 2 August 1861, Khulna, Bengal, now Bangladesh (East Bengal) | 16 June 1944, Calcutta, Bengal, now West Bengal | | 3 | | Dr. Bidhan Chandra Roy | Bengali Hindu family, Khulna, Bengal, now Bangladesh (East Bengal) | Medicine | National Doctors' Day in India is celebrated every year on July 1 to commemorate his birth anniversary, recipient of Bharat Ratna (1961), Chief Minister of West Bengal (1948-1962) | 1 July 1882, Patna, Bengal, now Bihar | 1 July 1962, Calcutta, West Bengal | | 4 | | Prasanta Chandra Mahalanobis | Bengali Hindu Brahmin family, Bikrampur, Dhaka, Bengal, now Bangladesh (East Bengal) | Statistics | Father of Statistics in India, National Statistics Day in India is celebrated every year on June 29 to commemorate his birth anniversary, introducer of Mahalanobis Distance | 29 June 1893, Calcutta, Bengal, now West Bengal | 28 June 1972, Calcutta, West Bengal | | 5 | | Satyendra Nath Bose | Bengali Hindu family, Nadia, Bengal, now West Bengal | Mathematics and Physics | Most Genius Indian in the World Forever, Best Student of Indian Bengali Physicist Sir Acharya Jagadish Chandra Bose, when he (Satyendra Nath Bose) was a Reader (later made Professor by the recommendation of Albert Einstein) at the University of Dhaka (Bengal, now in Bangladesh/East Bengal), he developed the foundation of the Bose–Einstein Statistics and the theory of the Bose–Einstein Condensate in collaboration with European German Physicist Albert Einstein, although seven (7) Nobel Prizes in Physics were awarded for research related to Bose–Einstein Statistics and Bose–Einstein Condensate, he (Satyendra Nath Bose) himself was not awarded a Nobel Prize in Physics | 1 January 1894, Calcutta, Bengal, now West Bengal | 4 February 1974, Calcutta, West Bengal | | 6 | | Amartya Sen | Bengali Hindu family, Wari, Dhaka, Bengal, now Bangladesh (East Bengal) | Economics | Winner of Nobel Prize (Nobel Memorial Prize) in Economics (1998) for his contribution to Welfare Economics, only Indian (Indian Citizen) to win Nobel Prize (Nobel Memorial Prize) in Economics, recipient of Bharat Ratna (1999) | 3 November 1933, Birbhum, Bengal, now West Bengal | - | |
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