Where does “Gál” come from?

Gál (Hungarian) comes from Hungarian Gálos, from Latin Gallus, from Latin pāvō, from Ancient Greek ταώς — peacock; type of fish.

Ancestry of “Gál”, step by step

Step	Language	Word	Meaning
1	Hungarian	Gálos	—
2	Latin	Gallus	Alternative letter-case form of gallus; Gaul;...
3	Latin	pāvō	peacock, peafowl; a bird associated with Argus and sacred to Hera or Juno; eaten as a delicacy
4	Ancient Greek	ταώς	peacock; type of fish