Calahan is a strong and bold name with Irish origins, meaning "battle or strife." This name exudes a sense of power and determination, making it a popular choice for parents seeking a strong and masculine name for their child. Calahan is a name that commands attention and respect, with its unique and striking sound. It conveys a sense of leadership and confidence, making it a great choice for individuals destined for success. Overall, Calahan is a name that embodies strength, courage, and resilience.