Πολυκράτης, Polykrates, Polycrates: All-powerful. From πολύς (polys), much, and κρατῶ (krato), to rule.

Πολυκτήμων, Polyktemon: With many possessions. From πολύς (polys), much, and κτῆμα (ktema), possession, property.

Πολυμήδη, Polymede: Very wise. From πολύς (polys), much, and μῆδος (medos), plans, counsels.

Πολυμήδης, Polymedes: Very wise. From πολύς (polys), much, and μῆδος (medos), plans, counsels. On a more Aristophanean note, well-endowed (μῆδος also refers to one's private parts).

Πολυμήστωρ, Polymestor: Very wise. From πολύς (polys), much, and μῆδος (medos), plans, counsels.

Πολύμνηστος, Polymnestos: Very mindful. From πολύς (polys), much, and μνήστωρ (mnestor), mindful of.

Πολυμνία, Polymnia: Mossy. From πολύμνιος (polymnios), full of moss.

Πόλυμνις, Polymnis: Mossy. From πολύμνιος (polymnios), full of moss.

Πολυνείκης, Polyneikes: Quarrelsome. From πολύς (polys), much, and νεικέω (neikeo), to quarrel.

Πολύνικος, Polynikos: Of many victories. From πολύς (polys), much, and νίκη (nike), victory.

Πολυξένη, Polyxene: Hospitable, entertaining many guests. From πολύς (polys), much, and ξένος (xenos), guest.

Πολύξενος, Polyxenos: Hospitable, entertaining many guests. From πολύς (polys), much, and ξένος (xenos), guest.

Πολυσπέρχων, Polysperchon: A very fast driver. From πολύς (polys), much, and σπέρχω (spercho), speed, drive fast.

Πολύστρατος, Polystratos: Of many armies. From πολύς (polys), much, and στρατὸς (stratos), army.

Πολυτίμη, Polytime: Highly revered. From πολύς (polys), much, and τιμὴ (time), honor, value.

Πολύτιμος, Polytimos: Highly revered. From πολύς (polys), much, and τιμὴ (time), honor, value.

Πολυφάης, Polyfaes: Eating in excess. Highly revered. From πολύς (polys), much, and φάγος(phagos), glutton.

Πολύφημος, Polyphemos: Very famous. From πολύς (polys), much, and φήμη (pheme), repute.

Πολύφιλος, Polyphilos: With many friends. From πολύς (polys), much, and φίλος (philos), friend.

Πολύφρων, Polyphron: Smart, willful and hearty. From πολύς (polys), much, and and φρήν (phren), heart, mind, will.

Πολυχάρης, Polychares: Very charming. From πολύς (polys), much, and χάρις (charis), quality of pleasing, grace, charm.

Πολύχαρμος, Polycharmos: From πολύς (polys), much, and χάρμα (charma), a thing of joy.

Πολυχρόνιος, Polychronios: Long-lived. From πολύς (polys), much, and χρόνος (chronos), time.

Πολύωρος, Polyoros: Many years old. From πολύς (polys), much, and ὥρα (hors), hour, time.

Πομπήϊος, Pompeios: One who leads a precession. From πομπεία (pompeia), a leading in procession.

Πομπίδης, Pompides: Dispatcher. From πέμπω (pempo), send, dismiss, send.

Πόμπος, Pompos: Dispatcher. From πέμπω (pempo), send, dismiss, send.

Πομπωνία, Pomponia: Dispatcher. From πέμπω (pempo), send, dismiss, send.

Πορίλαος, Porilaos: Of resourceful people. From πόριμος (porimos), able to provide, full of resources, inventive, contriving, and λαὸς (laos), people.

Πορῖνος, Porinos: Resourceful. From πόριμος (porimos), able to provide, full of resources, inventive, contriving.

Πορφύριος, Porphyrios: Purple-colored, hence, regal. From πορφύρα (porphyra), purple-fish.

Πορφυρίων, Porfyrion: Purple-colored, hence, regal. From πορφύρα (porphyra), purple-fish.

Ποσείδιππος, Poseidippos: One who waters horses. From πόσις (posis), drink, and ἵππος (hippos), horse.

Ποσειδῶν, Poseidon: Drenching the earth with water. From πόσις (posis), drink, and δᾶ (da), earth.

Ποσειδώνιος, Poseidonios: Of Ποσειδῶν (Poseidon), q.v.

Πραξαγόρα, Praxagora: One who takes action in public assemblies. From πράξις (paxis), action, and ἀγορὰ (agora), a public assembly.

Πραξαγόρας, Praxagoras: One who takes action in public assemblies. From πράξις (paxis), action, and ἀγορὰ (agora), a public assembly.

Πράξανδρος, Praxandros: A man of action. From πράξις (paxis), action, and ἀνὴρ (aner), man.

Πραξίας, Praxia: A man of action. From πράξις (paxis), action, and ἀνὴρ (aner), man.

Πραξίβουλος, Praxiboulos: A good manager. From πράξις (paxis), action, and βουλή (boule), counsel, plan, decree.

Πραξιδάμας, Praxidamas: One who actively conquers and subdues. From πράξις (paxis), action, and δάμασις (damasis), taming, subduing.

Πραξικλῆς, Praxikles: One who acts gloriously. From πράξις (paxis), action, and κλέος (kleos), glory.

Πραξικύδης, Prajikydes: One who acts gloriously. From πράξις (paxis), action, and κῦδος (kudos), glory.

Πραξιτέλης, Praxiteles: One who consummates his actions. From πράξις (paxis), action, and τέλος (telos), end.

Πραξιφάνης, Praxiphanes: One who is always seen in action. From πράξις (paxis), action, and φαίνω (phanaino), bring to light, make to appear, show.

Πρατίνας, Pratinas: A man of action. From πράττω (pratto), to act.

Πρίαμος, Priamos, Priam: Possibly, old, first. From πρό (pro), before, forward, forth.

Πρῖμος, Primos: Possibly, old, first. From πρό (pro), before, forward, forth.

Πρόδρομος, Prodromos: Running forward, with headlong speed. From πρό (pro), before, forward, forth, and δρόμος (dromos), running, race, race-course.