Edward Gierek (Polish pronunciation: [ˈɛdvart ˈɡʲɛrɛk]; 6 January 1913 – 29 July 2001) was a Polish communist politician who served as the de facto leader of the Polish People's Republic between 1970 and 1980. Gierek replaced Władysław Gomułka as the First Secretary of the ruling Polish United Workers' Party (PZPR).