Adjustable mannequin

The invention provides an adjustable mannequin. The adjustable mannequin comprises a support, a human body model unit installed on the support and a positioning plate installed on the support and usedfor supporting the human body model unit. Wherein the human body model unit comprises a plurality of mounting pieces which are arranged in a stacked manner, each mounting piece is arranged on the bracket in a sleeving manner, and the plurality of mounting pieces have different cross section configurations. The human body model unit comprises a plurality of mounting sheets with different cross section configurations, and the plurality of mounting sheets are stacked in sequence by replacing the different mounting sheets or adjusting the positions of the different mounting sheets, so that the human body model units with different sizes and proportion requirements can be formed; therefore, the requirements of users for clothes designs of different human body figures can be met, and the adaptability of the adjustable