Abstract: A foldable stroller includes a bottom support and a front support of a U shape with the opening backward; the bottom support including a bottom plastic part at the front end and two bottom branch pipes vertically pin-jointed to the bottom plastic part; a wheel is installed at the lower part of the bottom plastic part and the rear end of the bottom branch pipe, respectively; the front support comprises a front plastic part at the front end and two front branch pipes vertically pin-jointed to the front plastic part; the bottom plastic part is transversely pin-jointed to the front plastic part; the two front branch pipes are pin-jointed at the rear end with a push rod through an upper joint, respectively; the forepart of the push rod extends forward and is located at the lower part of the front branch pipe, and the push rod is provided at the front end with a lower joint that is locked with the front branch pipe; an X-shaped support is pin-jointed between the two lower joints and the bottom branch pipe; and the