Sir Nripendra Nath Sircar, KCSI (died August 1945) was an Indian lawyer and political figure.

[4] He was the grandson of educationist Peary Charan Sarkar and the father of filmmaker Birendranath Sircar.

[5]Sircar graduated from Ripon College with Law in 1897 and District Court in Bhagalpur, as Pleader in 1898.

[8] Nabanalini Sircar was keenly interested in Bengal's social welfare and education of women.

The Sircars travelled extensively in Palestine, Syria, Egypt, Europe, United States, and Canada.