An automatic bean curd maker is provided in the present invention. Soybeans and water are blended and grinded to produce raw bean pulp, and the raw bean pulp is boiled in a steamer to form bean pulp. The bean pulp is mixed and stirred with coagulator to form soy custard in a stirring tank. Specifically, a coagulator dosing device and a coagulator tank are connected circulatedly wherein the coagulator dosing device supplies a predetermined amount of coagulator to the stirring tank. The soy custard in the stirring tank falls into a molding container to be molded and pressed to form bean curd. Thus, bean curd can be produced automatically.