Where does “Ibarreta” come from?

Ibarreta (Basque) comes from Basque ibar, from Proto-Basque *ibar — valley.

Ancestry of “Ibarreta”, step by step

StepLanguageWordMeaning
1Basqueibarvalley
2Proto-Basque*ibarvalley
Every word from Proto-Basque *ibar →Every word from Basque ibar →