Ovid Densusianu (Romanian pronunciation: [oˈvid densuʃiˈanu]; also known under his pen name Ervin; 29 December 1873, Făgăraș – 9 June 1938, Bucharest) was a Romanian poet, philologist, linguist, folklorist, literary historian and critic, şef de şcoală poetică, university professor and journalist. He is known for introducing new trends of European modernism into Romanian literature. In 1918, he became a full member of the Romanian Academy.