A focusing lens assembly for a camera includes a shaft member disposed in parallel with an optical axis of the camera, a lens mounting member through which the shaft member penetrates and on which a focusing lens is mounted, a focusing lens driving motor configured to allow the lens mounting member to slide according to the shaft member, and a rotating unit configured to rotate the lens mounting member in a first direction in which the focusing lens is deviated from the optical axis or in a second direction in which the focusing lens is arranged on the optical axis according to an ON/OFF operation of the camera power.