A traction pillow includes a pillowcase and an elastic pillow interior. The pillow interior has an opening, and the opening penetrates from an upper side of the pillow interior to a lower side of the pillow interior. The pillowcase includes an upper surface and a lower surface. The upper surface is provided with a first connector. The lower surface is provided with a second connector, and when the pillowcase sleeves the pillow interior. The first connector is detachably connected to the second connector via the opening to enable the upper surface and the lower surface to clamp the pillow interior, and the upper surface and the lower surface press the pillow interior to form a neck brace supporting portion.