Where does “Eroğlu” come from?

Eroğlu (Turkish) comes from Turkish er, from Ottoman Turkish ایر, from Old Anatolian Turkish ایر, from Proto-Turkic ēder — saddle.

Ancestry of “Eroğlu”, step by step

Eroğlu traces back through two separate lines of ancestry.

via Turkish er

StepLanguageWordMeaning
1Turkisherearly; brave; man, male
2Ottoman Turkishایرsaddle, a seat for a rider placed on the back of a horse or other animal
3Old Anatolian Turkishایرearly, at a time in advance of the usual or expected event
4Proto-Turkicēdersaddle

via Turkish oğlu

StepLanguageWordMeaning
1Turkishoğludefinite accusative singular of oğul;...
Every word from Proto-Turkic ēderEvery word from Old Anatolian Turkish ایرEvery word from Ottoman Turkish ایر