Sister Nivedita was a famous British-Irish woman who was a staunch follower of Swami Vivekananda's thoughts. She was also a social worker, writer, and teacher. Sister Nivedita was not of Indian origin, but she made significant contributions to women's education in India. Swami Vivekananda introduced Sister Nivedita to Indian philosophy, culture, civilization, and history, after which she dedicated her entire life to the service of humanity. Sister Nivedita had immense affection for India and its people, which is evident from her ideological support in the struggle for India's independence. The influence of Swami Vivekananda's lecture in Chicago religious conference had colored her in Indian hues, and Sister Nivedita later made India her land of work.It was the influence of Indian culture and Indian philosophy that a British Irish woman chose India as her land of work. By living in India and doing work for the people of India, she was able to create her own identity in India and is known as Sister Nivedita. This research paper attempts to explore those important works of her life.