Niels Christian Ursin Brøgger (4 June 1914 – 1966) was a Norwegian essayist, novelist, journalist and critic. He was born in Kristiania as a son of Anton Wilhelm Brøgger (1884–1951) and Inger Ursin (1882–1941). He was a great-grandson of the book printer Anton Wilhelm Brøgger, a grandson of geologist Waldemar Christofer Brøgger and a brother of writer Waldemar Christofer Brøgger. He was the uncle of anthropologist Jan Brøgger.