Where does “Japhet” come from?

Japhet (Middle French) comes from Latin Iaphet, from Koine Greek Ἰάφεθ, from Hebrew יֶפֶת.

Ancestry of “Japhet”, step by step

Step	Language	Word	Meaning
1	Latin	Iaphet	—
2	Koine Greek	Ἰάφεθ	—
3	Hebrew	יֶפֶת	—

Japhet — Etymology, Origin & Word History | Etymology Explorer