Henryk Łowmiański (August 22, 1898 near Ukmergė - September 4, 1984 in Poznań) was a Polish historian and academic who was an authority on the early history of the Slavic and Baltic people. A researcher of the ancient history of Poland, Lithuania and the Slavs in general, Łowmiański was the author of many works, including most prominently the six-volume monumental monograph Początki Polski (The Beginnings of Poland). Scholar years Łowmiański was born to father Konstanty and mother Kazimiera née Rudzińska. After receiving his doctorate on the "Wschody" miast litewskich w XVI wieku (Beginnings of Lithuanian Cities) in 1924, Łowmiański became the first history Ph.D in the University of Stefan Batory (USB). Prior the World War II, working as an academic archivist wrote a two-volume Studia nad początkami społeczeństwa i państwa litewskiego (1931-32), and a treatise Uwagi w sprawie podłoża społec-znego i gospodarczego Unii Jagiellońskiej (1934). In the meantime he took over the Chair of the History of Eastern Europe in 1932 until the termination of the university in 1939. In 1945, at the invitation of the Dean of the Faculty of Humanities of the Adam Mickiewicz University in Poznań, Kazimierz Tymieniecki, he took over the Chair of the History of Eastern Europe, later renamed the Chair of the History of the Nations of the USSR in 1951, until 1968. In 1946 was appointed as a full professor. He researched the early history of Poland and of the Eastern Slavs, publishing Podstawy gospodarczego formowania się państw słowiańskich (1953) and Zagadnienia roli Normanów w genezie państw słowiańskich (1957) before his most important work, the six-volume monumental monograph Początki Polski (The Beginnings of Poland) between 1963-1984. From 1953 he was the head of the medieval history department of the newly established Institute of History of the Polish Academy of Sciences and from 1956 an ordinary academic member of the PAN. In the years 1951-1956 / 1957 he was the head of historical departments at the AMU in Poznań, and in the years 1956 / 1957-1968 he was the director of the Institute of History at AMU. He was also a member of number of scientific societies, including Society of Friends of Science in Wilno (1935), Shevchenko Scientific Society (1936), Poznań Society of Friends of Learning (1945) among others. Besides major books, his bibliography includes around 300 items, and the first volume of his selected works about Lithuanian and Belarusian history Studia nad dziejami