Karen Yuzbashyan (Armenian: ????? ?????? ??????????, Armenian pronunciation: [ka?en juzba?'jan]; Russian: ????? ??????? ???????; January 6, 1927 – March 5, 2009) was an Armenian historian-orientalist and expert on medieval Byzantine-Armenian relations.
Yuzbashyan was the author of over 200 books and articles in his lifetime (published in Armenian, Russian, and other languages) on the political, legal, and cultural aspects and relations of the two countries and a researcher on the development of Armenian studies.