About Colahan
The surname Colahan is of Irish origin and is derived from the Gaelic name Ó Ceallacháin, meaning "descendant of Ceallachán." The personal name Ceallachán is derived from the word "ceallach," which means "bright-headed" or "warlike." The surname Colahan is primarily found in County Cork, Ireland, and is associated with a family that was historically involved in military activities.
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The surname Colahan is a unique entry in our records. Discover more about its distribution and characteristics:
Below is the ethnic distribution of the surname Colahan based on recent US Census records. This is a brief glimpse into the diverse backgrounds of people carrying this surname.
Ranking information for the surname Colahan is not currently available.
Here's how to represent Colahan in Braille, each pattern of raised dots corresponds to a letter in the name.
The image below shows how you can spell Colahan using American Sign Language (ASL). In sign language, each hand shape corresponds to a specific a letter of the name.