The present invention is a cup holder (80) for a take-out cup comprising an attaching unit (101) attached along the inner surface of the cup holder (80); a side unit (103) extending in the vertical direction of the cup holder (80); and a cover unit (105) covering and connecting the space between the side units (103). The side unit (103) and the cover unit (105) are made of a paper material which can be folded or crumpled, a synthetic resin film, or a sheet.