Raja Rammohan Roy:

RRM Roy was a social reformer and intellectual in the early nineteenth century Bengal. He is most widely known for founding the Brahmo Samaj and his relentless campaign against the practice of Sati and child marriage.

Debendranath Tagore:

Brahmo Samaj:

BS was founded in 1828 by Raja Ram Mohan Roy with the purpose of purifying Hinduism and to preach monotheism or belief in one God.