Ognjen Tadić (Serbian Cyrillic: Огњен Тадић; born 20 April 1974) is a Serb politician, lawyer, journalist and sociologist. He was member of the Council of the People of the Republic of Srpska from 2018. to 2022., chairman od the House of Peoples from 2011. to 2019. and member of the National Assembly of Republika Srpska from 2006. to 2010. He studied at the University of Banja Luka, where he earned LL.B. degrees in the Faculty of Law and MSc in sociology in the Faculty of Political Science. He is a lawyer, journalist and sociologist. Tadić is married and has three children.