The Apostle Paul
Philemon 1:2BSB·traditional attribution

to Apphia our sister, to Archippus our fellow soldier, and to the church that meets at your house:

John Calvin Reformed @genevareformer

2. And to Archippus our fellow-soldier. He next adds “Archippus,” who appears also to have been a minister of the Church; at least, if he be the same person who is mentioned towards the conclusion of the Epistle to the Colossians, (Colossians 4:17,) which is not at all improbable; for the designation — “fellow-soldier” — which he bestows on this latter individual, belongs peculiarly to ministers.

Matthew Henry Presbyterian @wholebiblehenry

I. In the first two verses of the preface we have the persons from and to whom it is written, with some annexed note or title, implying somewhat of argument to the purpose of the letter. 1. The persons writing: Paul, the principal, who calls himself a prisoner of Jesus Christ, that is, for Jesus Christ.

Commenting on Philemon 1:1-7

John Gill Reformed Baptist @doctorgill

And to our beloved Apphia,.... The Alexandrian copy reads, "to sister Apphia"; and the Vulgate Latin version, "to the beloved sister Apphia"; for this is a woman's name; and it is thought that she was the wife of Philemon, since she is placed next to him, and before Archippus, a minister of the word; and very prudently is she wrote to, and justly commended, in...