PURPOSE: To provide the above laser bending jig by which a metal plate to be worked is effectively bent without scratching and deforming and also used for a long period, in a laser bending fabrication especially in the laser bending fabrication jig that supports the metal plate to be worked in bending at right angle.

CONSTITUTION: The jig is constituted so that, on the upper face of the main body of the jig 1 with a recessed part 2, a supporting base 3 which, while covering the recessed part 2, is made of copper or a copper alloy and is provided with an opening 4 for vacuum suction is fit, and a cooling means 5 and a discharge port 6 communicated with the recessed part 2 are formed in the main body of the jig 1.