Raja Ram Mohan Roy-He is best known for his efforts to abolish the practice of sati, the Hindu funeral practice in which the widow was compelled to sacrifice herself on her husband’s funeral pyre. It was he who first introduced the word "Hinduism" into the English language in 1816. For his diverse contributions to society, Raja Ram Mohan Roy is regarded as one of the most important figures in the Bengal Renaissance.
Raja Ram Mohan Roy, also known as Rammohan Roy or Rammohun Roy-- (1772 -1833) was the founder of the Brahmo Sabha movement in 1828, which engendered the Brahmo Samaj, an influential Bengali socio-religious reform movement. His influence was apparent in the fields of politics, public administration and education as well as religion.