A biometric information input apparatus includes an image capturing section configured to obtain a captured image of a biological object a pliable part detecting section configured to detect whether there is a pliable part on a surface of the biological object by obtaining a distance to the surface of the biological object from the captured image and comparing the obtained distance with a predetermined distance to be compared set beforehand and an extracting section configured to extract biometric information from the captured image if the pliable part is not detected by the pliable part detecting section.