Ion Constantin Brătianu was a prominent Romanian political figure during the 19th century. He was a member of a significant political family, serving as the son of Dincă Brătianu and the younger brother of Dumitru Brătianu.
Brătianu was also a father to three children: Ion I. C. Brătianu, Dinu Brătianu, and Vintilă Brătianu.