The invention discloses a portable suspension type fixing device for an infant feeding bottle. The fixing device comprises a shaping pipe, the bottom end of the shaping pipe is fixedly connected to abasket-shape block, the bottom of the basket-shape block is in threaded connection with a fixing bolt, the top end of the shaping pipe is fixedly connected to a ball cover, a universal ball is connected to the inner side of the ball cover in a pressing manner, a fixing mechanism used for fixing a feeding bottle is arranged on the side, away from the ball cover, of the universal ball, the fixing mechanism comprises a middle plate, the middle plate is fixedly connected to the surface of the side, away from the ball cover, of the universal ball, transverse plates are fixedly connected to the twosides of the middle plate, a first guide groove is formed in the surface of the transverse plate, a clamping plate is slidably connected to the front side of the first guide groove, longitudinal plates are fixedly connected to the bottom of the middle plate, a second guide groove is formed in the surfaces of the longitudinal plates, and a driving mechanism for driving the two longitudinal plates to move in the same direction and in the opposite directions at the same time is arranged in the second guide groove. The fixing device adopts three-point fixing, has firm fixing, and reduces the riskthat the feeding bottle slips off.