A door check link apparatus includes a check link formed by molding a synthetic resin on a surface of a core plate, and including a full open stopper including a projecting portion located at a tip end portion of the core plate, and having a width larger than a width of a detent surface, a bending piece formed at a first end portion of the projecting portion, and having a stopper surface confronting the stopper receiving surface, and a protruding portion formed on the projecting portion at a position farther apart from the stopper receiving surface relative to the stopper surface, and protruding in a direction substantially parallel to the stopper receiving surface, the full open stopper being formed by molding the synthetic resin on the tip end portion of the core plate including the projecting portion, the bending piece, and the protruding portion.