Where does “Ерболат” come from?

Ерболат (Kazakh) comes from Kazakh болат, from Persian پولاد, from Middle Persian pwlʾpt'.

Ancestry of “Ерболат”, step by step

Ерболат traces back through two separate lines of ancestry.

via Kazakh болат

StepLanguageWordMeaning
1Kazakhболатsteel
2Persianپولادsteel
3Middle Persianpwlʾpt'—

via Kazakh ер

StepLanguageWordMeaning
1Kazakhерman
2Proto-Turkicēdersaddle
Every word from Middle Persian pwlʾpt' →Every word from Persian پولاد →Every word from Kazakh болат →