Callahan
BoyIrish
Callahan is a boy name of Irish origin meaning "descendant of Ceallach, a church-going man".
About this name
Gender
Boy
Language
Irish
Religion
Christian
Popularity
83 / 100
Syllables
3
Length
8 letters
Meaning
descendant of Ceallach, a church-going man
Etymology
The surname Callahan originated from the Gaelic 'Ó Ceallacháin', meaning 'descendant of Ceallachán', a diminutive form of Ceallach, which means 'church-going man' or 'bright-headed'.
Frequently Asked Questions About Callahan
What does the name Callahan mean?
Callahan means "descendant of Ceallach, a church-going man", and is of Irish origin.
What is the origin of the name Callahan?
Callahan originates from Irish, commonly used in Ireland, then widely adopted in the United States.
Is Callahan a boy or girl name?
Callahan is typically used as a boy name.
What religion is the name Callahan associated with?
Callahan is associated with Christian.
Last updated: June 2026