The present invention discloses a cup retainer, which has good appearance even set indoor and retain container of various shape, and reduces retractable space while improving operation feeling of users. In a cup retainer (10) that can retain a container (X) and is rotatingly set on a linkage rod basal body (30) on a main body cover (20) by a axle suspension in direction (V) of pulling out along the container, rotating front-end of the linkage rod basal body (30) is provided with a rotatory linkage rod accessory (40) that supported by the axle in pulling out direction (V) along the container; applying force on container remaining surface (31a) of the linkage rod accessory (40); the rotating front-end of the linkage rod accessory (40) is provided with a protrusion part (42) in pulling out direction (X) of the container, and sliding in a circular arc guiding groove (23) on the main body cover (20) through the protrusion part (42) can apply force to the linkage rod basal body (30) in close direction.