The Apostle Paul
Romans 16:9ESV·traditional attribution

Greet Urbanus, our fellow worker in Christ, and my beloved Stachys.

Matthew Henry Presbyterian @wholebiblehenry

Such remembrances as these are usual in letters between friends; and yet Paul, by the savouriness of his expressions, sanctifies these common compliments. I. Here is the recommendation of a friend, by whom (as some think) this epistle was sent - one Phebe, Rom 16:1, Rom 16:2.

Commenting on Romans 16:1-16

John Gill Reformed Baptist @doctorgill

Salute Apelles approved in Christ,.... Origen was in doubt whether this was not the same person with Apollos the Alexandrian Jew, whom Aquila and Priscilla met with at Ephesus; but had he been intended, the apostle would doubtless have said more of him, he being so eminent and remarkable a preacher of the Gospel; though indeed the character here given is very considerable; besides, Apollos...

Jamieson-Fausset-Brown Reformed @jfbcommentary

Urbane--rather, "Urbanus." It is a man's name. our helper--"fellow labourer" in Christ.