A portable terminal holder includes a supporting part, a plug, and a holding part. The supporting part includes a bottom part and a back part, where the back part bends and extends from an edge of the bottom part, the bottom part is configured to bear a frame of a portable terminal, and the back part is configured to bear a back of the portable terminal. The plug bends and extends from the bottom part, the plug and the back part extend in a same direction relative to the bottom part, a spacing is provided between the plug and the back part, the plug is configured to be inserted into a socket provided on the frame of the portable terminal, and the plug and the supporting part jointly position the portable terminal.