Where does “Фархад” come from?

Фархад (Kazakh) comes from Persian فرهاد, from Parthian prht.

Ancestry of “Фархад”, step by step

Step	Language	Word	Meaning
1	Persian	فرهاد	the unrequited lover of the princess Shirin in the medieval romance Khosrow and Shirin
2	Parthian	prht	—