Franciszek Jerzy Stefaniuk (born 4 June 1944) is a Polish politician of the agrarian Polish People's Party (Polskie Stronnictwo Ludowe), who served as a Sejm member from the Contract Sejm (1989) until 2015, representing Chełm (7th district).

Four years later he failed to secure a ninth term.

Known as one of his party leaders, he served as a Sejm Vice-Marshal from 1997 until 2001 (alongside Marek Borowski of Democratic Left Alliance, Jan Król of Freedom Union and Stanisław Zając of Solidarity Electoral Action.

He was one of the member of commission which issued a project of current constitution.

This biographical article about a Polish politician is a stub.