A QUICK FASTENING DEVICE FOR PANELS, of the type containing two elements that interact with one another by virtue of the moving parts thereof and which is used to provide an anchoring point for the fastening of an application to the hole in a panel, being formed from a clip and a pin, said clip incorporating tabs descending downwards from the base, and having elastic ability in order to move closer toward the center of said clip through the sliding action of elbows or hooks on said tabs, acting on the inclined profile of cavities provided in said pin.