Calahan is a masculine name with Irish origins, derived from the Gaelic surname Ó Ceallacháin, meaning 'bright-headed' or 'strife.' It has undergone various transliterations over time, including Callaghan and Kallahan. Originally a surname, it has been used as a given name, particularly in the English-speaking world. The name carries a sense of history and tradition, evoking imagery of strength and determination. Its unique sound and meaningful origin make it a distinctive choice for parents seeking to honor their Irish heritage.
