To realize a multi-eye image pickup apparatus which can perform proper exposure for each of a plurality of image pickup devices, the multi-eye image pickup apparatus having a plurality of image pickup devices is arranged to have an exposure amount controlling device provided for each of the image pickup devices, for controlling an exposure amount, and a control unit for determining an exposure amount of each exposure amount controlling device, based on photometric values of pickup images obtained by the plurality of image pickup devices or based on photometric values of split images obtained by splitting each of the pickup images into a plurality of zones.