An adapter for a camera flash including: a first terminal portion corresponding to a flash terminal of a camera; a mounting portion supporting the first terminal portion and installed on the camera; an operating portion coupled to the mounting portion in a manner that allows an orientation of the operating portion to be adjusted; a second terminal portion disposed on the operating portion for an external flash to be installed thereon and electrically connected to the first terminal portion; and a connection unit disposed between the operating portion and the mounting portion and supporting the operating portion with respect to the mounting portion in a manner that allows the orientation of the operating portion to be adjusted.