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.

[1] 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.

This biographical article about a historian from Poland is a stub.