A clip to be inserted into and fixed to a rectangular hole formed in an attached member includes: a base body portion that engages the rectangular hole on a one side of the attached member; a stem portion that extends from the base body portion to be insertable into the rectangular hole; and a pair of engaging legs that extend from an end portion of the stem portion toward the base body portion in an anchor leg-like manner. Engaging portions are disposed in ends of the engaging legs, respectively, to engage the rectangular hole on the other side of the attached member. Widths of the engaging legs are formed to be gradually enlarged from the end portion of the stem portion toward the base body portion, respectively.