Franciszek Mazur (1895–1975) was a Polish communist politician and statesman who held significant leadership roles in the Polish People's Republic (PRL) during the mid-20th century.
Born on June 18, 1895, in the Volhynia region, Mazur became active in the communist movement in the early 20th century. He was a member of the Communist Party of Poland (KPP) and later the Polish Workers' Party (PPR). Following the conclusion of World War II, he emerged as a key figure within the newly formed Polish United Workers' Party (PZPR).
Mazur’s political career reached its peak in the 1950s. He served as a member of the PZPR Central Committee's Politburo from 1950 to 1956, a period characterized by the stabilization of communist rule in Poland. Within the legislative and state apparatus, he held the position of Deputy Marshal of the Sejm (the Polish parliament) from 1952 to 1957 and served as a member of the Council of State during the same period.
During the internal party conflicts of 1956, often referred to as the "Polish October," Mazur was identified with the "Natolin" faction, which generally opposed the liberalization efforts led by Władysław Gomułka. Following the political shifts of that year, his influence within the domestic party leadership declined. He subsequently transitioned into the diplomatic service, serving as the Ambassador of the Polish People's Republic to Czechoslovakia from 1957 to 1965.
Franciszek Mazur died on March 7, 1975, in Warsaw. He was a recipient of several state honors, including the Order of the Builders of People's Poland.