About Hallahan
The surname Hallahan is of Irish origin and is derived from the Gaelic name Ó hÁilcheacháin, which means "descendant of Áilcheachán." The name Áilcheachán is believed to be a diminutive form of the personal name Áilche, meaning "rock." Therefore, the surname Hallahan can be interpreted to mean "descendant of the little rock."
The surname Hallahan is a unique entry in our records. Discover more about its distribution and characteristics:
Below is the ethnic distribution of the surname Hallahan 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 Hallahan is not currently available.
Here's how to represent the name "Hallahan" using braille for the visually impaired.
Using the sign language hand symbols below, you can sign the name "Hallahan."