Andrzej Ajnenkiel

Andrzej Ajnenkiel (21 February 1931 – 10 April 2015) was a Polish historian. He specialized in the political history of Poland and the history of Polish law, especially constitutional law.

From 1949 to 1954 Ajnenkiel studied law at the University of Warsaw. Since 1979 Ajnenkiel had been a professor at the Institute of History at the Polish Academy of Sciences in Warsaw. In 1991 he gained a professor degree, the highest academic degree in Poland, and later a habilitation. He was a member and director of several historical societies, including the Polish Historical Society.