The utility model discloses a foot pad structure of a lamp supporting leg, which comprises a foot pad main body arranged on the end part of the supporting leg far away from the end part connected with a lamp shaft, one axial end of the foot pad main body is provided with at least one concave part, and the other axial end of the foot pad main body is a connecting part used for being connected with the supporting leg. The wall face, close to the center of the foot pad body, of the concave part is a first concave face, the wall face, away from the center of the foot pad body, of the concave part is a second concave face, the length of the first concave face in the axial direction of the foot pad body is larger than that of the second concave face in the axial direction of the foot pad body, and the edge portion, where the second concave face is located, of the foot pad body is a convex edge. When a user uses fingertips to make contact with the foot pad body so as to pull the supporting feet to rotate, the contact positions of the fingertips in the concave parts can form acting points, so that the user can conveniently exert force, and the foot pad can play a role in conveniently rotating, unfolding or folding the supporting feet while protecting the supporting feet.