To provide a sheet conveyance plate capable of being moved relative to a sheet group without leaving a predetermined clearance from the sheet group, and to provide a sheet conveying device with the sheet conveyance plate.

A sheet conveyance plate 2 comprises: a plate-like conveyance plate body 20 having a first surface on which a sheet T can be placed and a second surface opposite the first surface; and a wind blowing channel 23 capable of leading a wind from a blower 6 to the first surface so as to cause the sheet T placed on the first surface to be in a movable state and capable of leading the wind from the blower to the second surface of the conveyance plate body 20.