Where does “-οπούλου” come from?

-οπούλου (Greek) comes from Greek -όπουλος, from Greek -ποῦλος, from Latin pullus, from Proto-Indo-European polHwós, from Proto-Indo-European pelH- — pale, gray.

-οπούλου (Greek): Παύλος + API → Παυλοπούλου; παπάς + API →...