The invention provides a multifunctional warm keeping coat which comprises a coat body, sleeves and a cap. The two sleeves are connected to shoulders on the two sides of the coat body respectively. The cap is detachably connected to a neck collar of the coat body. The multifunctional warm keeping coat is characterized in that reflecting stickers are arranged on the shoulders of the sleeves, protection pads are arranged on the elbows of the sleeves, the front side and the rear side of the coat body are connected with warm keeping pieces through connecting pieces, openings are formed between the two sides of the lower end of each warm keeping piece and the coat body, and illuminating equipment is arranged on the warm keeping pieces. The multifunctional warm keeping coat is simple in structure, convenient to operate, capable of effectively increasing the use rate of child clothes, economical and practical.