Callahan
English
editAlternative forms
editEtymology
editFrom Irish Ó Ceallacháin, from Ceallachán, diminutive of the given name Ceallach.
Pronunciation
editProper noun
editCallahan
- A surname from Irish.
Derived terms
editSee also
editReferences
edit- Hanks, Patrick, editor (2003), “Callahan”, in Dictionary of American Family Names, volume 1, New York: Oxford University Press, →ISBN, page 271.