Where does “Ó Raghallaigh” come from?

Ó Raghallaigh (Irish) comes from Irish Raghallach.

Ancestry of “Ó Raghallaigh”, step by step

StepLanguageWordMeaning
1IrishRaghallach

Words derived from “Ó Raghallaigh

Every word from Irish Raghallach
Ó Raghallaigh — Etymology, Origin & Word History | Etymology Explorer