A charging holder for electronic devices is shared for a plurality of electronic devices having different thickness, and is stably fixed even under vibration conditions. The holder has a holder body, a rotation block and a lock unit. A pocket for inserting an electronic device is formed in the holder body. The rotation block is rotated and biased so that a tip portion can protrude inside the pocket, and has a contact terminal which can contact a charging terminal of the electronic device. The lock unit is for locking the upper side of the electronic device to the holder body when the electronic device is pushed into the pocket and rotated. The rotation block is configured so that the lower part of the electronic device can be inserted therein, holds the lower part of the electronic device regardless of the thickness of the electronic device.