Ion C. Marinescu (November 10, 1886 – January 15, 1956) was a Romanian lawyer, politician and industrialist. Born in Bucharest, Marinescu graduated from the Law faculty at the University of Bucharest. He was vice president of the and headed the Concordia petroleum company. In 1922 he commissioned architect to design and build an apartment building with two floors and a mansard roof on Tudor Arghezi Street, in Bucharest. In November 1941, Marinescu was awarded the Order of the Crown of Romania, Grand Cross class.