The invention discloses a pet head cover. The pet head cover is composed of a child-mother colloid A, a zipper puller, a zipper, a plurality of observation holes, a thin iron sheet, a flexible magnet strip, a head cover body, a child-mother colloid B, a sponge layer and a piece of transparent plastic cloth. The pet head cover is characterized in that the head cover body is fixed through the child-mother colloids, the sponge layer is arranged on an arc edge on the lower side of the head cover body, the flexible magnet strip is arranged on the head cover body, the thin iron sheet is connected to the upper side of the head cover body, the observation holes are reserved in the thin iron sheet, the semicircular transparent plastic cloth is arranged in the middle of the head cover body, and an arc part of the transparent plastic cloth is connected with the head cover body through the zipper. In the using process, a user fixes the head cover body to the neck of a pet through the child-mother colloids and makes the transparent plastic cloth located below the head of the pet, and then the edge of the thin iron sheet is attracted to the flexible magnet strip which is coiled into a circle; when feeding the pet, the user just needs to pull open the zipper and open the transparent plastic cloth. The pet head cover has the advantages of being simple in design, reliable, durable and high in practicability.