Where does “Τοῦρκος” come from?

Τοῦρκος (Greek) comes from Persian ترک, from Middle Persian twlk', from Old Turkic 𐱅𐰇𐰼𐰜, from Proto-Turkic *tür(ü)k — Turk, Turkic people.

Τοῦρκος (Greek): male Turk person from or who lives in Turkey