Answer
Swami Nigamananda Paramahansa, born as Nalinikanta Chattopadhyay, was a renowned spiritual guru and social reformer from India. He dedicated his life to the upliftment of society and the pursuit of spiritual enlightenment. Swami Nigamananda's teachings emphasized the importance of introspection, self-realization, and service to humanity. He played a significant role in promoting unity and religious harmony among people of different faiths.