Introduction. The issue of the relationship of jus naturalle, that is, as Samuel Pufendorf rightly claims, the same age as the human race and was formed within the framework of ancient Greek law, and Roman law, which is considered the pinnacle of ancient law, is the object of the study in the present article. Currently, many philosophers, lawyers, who try to understand this problem, agree that jus naturalle had a direct and significant impact on the content of Roman law. Purpose.