正当程序原则在美国宪法中的地位举足轻重,已经成为美国宪政制度的基础.它对于维护基本人权、制约政府权力、实现社会民主起了至关重要的作用.本文以美国宪政下的正当程序原则为视角,论述了此原则的发展过程和其对于宪政的价值。在我国目前的法治进程和宪政建设过程中,借鉴和学习正当程序原则具有重要的意义。 The principle of due process, which plays a decisive role in the constitution of the United States, has become the basis of the constitutional system in the United States and plays a crucial role in safeguarding the basic human rights, restraining the government’s power and achieving social democracy.Taking the principle of due process under American constitutionalism as From the angle of view, it expounds the development of this principle and its value to constitutional government. In our current process of the rule of law and constitutional construction, it is of great significance to draw lessons from the principle of due process.