Franciszek Gągor (8 September 1951 – 10 April 2010) was a Polish general, Chief of the General Staff of the Polish Armed Forces between 2006 and 2010.

He died in the 2010 Polish Air Force Tu-154 crash near Smolensk with the President of Poland Lech Kaczyński.

Gągor was born in 1951 in Koniuszowa near Nowy Sącz.

He attended the Mechanized Infantry Officer College at Wrocław in 1973. He also held qualifications at the Adam Mickiewicz University in Poznań (1983 - Master of Arts degree in English philology); the National Defence University in Warsaw (1998 - doctorate in military science); the NATO Defense College (2001), and the National Defense University (2002) in Washington DC.

He served in the 2nd Tank Regiment in the 1973. Afterwards, he became an operations and executive officer responsible for planning and operational activities in United Nations missions.

In 1978 he was posted to the Mechanized Infantry Officer College in Wrocław, where he lectured on preparations and training of Polish contingents designated for peacekeeping operations until 1988 and, during that time, took an active part in UNDOF operations (1980–1981 and 1985–1986) as an operations officer.