The disclosure provides an S-shaped folding pet dining table, which includes a tabletop made from a plastic material and two pairs of table legs mounted at bottoms of left and right ends of the tabletop respectively, wherein top of the tabletop is lying on a horizontal plane, the tabletop is bent in an S shape in plan view, and at least two feeding bowl placement holes are formed in a staggering manner according to bending of the S shape of the tabletop; and the two pairs of table legs are both positioned outside front and rear side edges of the tabletop after being oppositely folded, and the two pairs of table legs are staggered according to the bending of the S shape of the tabletop. The dining table reaches a height comfortable for a large/medium dog, the height may be maximized by virtue of a finite space, the structure is simple, and convenience for operation is achieved.