Crispin Beltran, also known as Ka Bel (January 7, 1933 – May 20, 2008) was a Filipino labor leader.
A staunch critic of President Gloria Macapagal-Arroyo, his imprisonment in 2006 and 2007 on disputed charges of rebellion and sedition drew international attention.
He was a member of 13th Congress of the Philippines with the Anakpawis ("Toiling Masses") party-list and former chair of Kilusang Mayo Uno (KMU), a militant and progressive labor movement.