To provide a destack feeder with which the feed rate of a blank is raised and the feeding of the blank is continued even when a double blank is generated.

This destack feeder 1 is provided with a first feeder 10A and a second feeder 10B which are arranged side by side on both sides of the conveying direction X of the blank 2 and the blank 2 is respectively successively taken out of the stacks 3 in take-out parts 5A, 5B and conveyed to a prescribed conveying destination. The respective first feeder 10A and second feeder 10B have a clamping mechanism 11 by which the blank 2 can be clamped and released, an elevating/lowering mechanism 15 for elevating and lowering the clamping mechanism 11 and a feeding mechanism 20 for moving the elevating/lowering mechanism 15 back and forth in the conveying direction.