Persons include corporations, companies, associations, firms, partnerships, societies, and joint stock companies, as well as Human beings.  Any individual, any syndicate, trust, or other body and any body corporate, and the heirs, executors, administrators, curators and assigns or other legal representatives of such person.  The term includes firms, labor organizations, legal representatives, trustees, trustees in bankruptcy, or receivers. They all have the constitutional guarantees of equal protection, and due process of law. 
13c., from "human being. In person "by bodily presence" is from 1560s. Person-to-person first recorded 1919, originally of telephone calls.