Boleslaw Jerzy Roja (4 April 1876 - 27 May 1940) was an officer of the Polish Legions in World War I, a general, and a politician in the Second Polish Republic, recipient of some of the highest Polish military awards including Virtuti Militari.
He opposed Józef Pilsudski and his Sanacja regime in the 1920s.
After the German invasion of Poland in 1939 he was arrested and murdered by the Nazis in Sachsenhausen concentration camp.