How Many People Are Named Gallagher?
people named Gallagher are alive in the United States today (estimate)
About 1 in 16,275,469 people in the US has this name
Based on 21 babies named Gallagher in Social Security records from 1982 to 2023, and the share of each birth year still alive in 2025.
Popularity Rank
💎💎 Very Rare
Population Percentage
Of US population
Peak Year
6 births
Trend
Stable (last 10 years)
📖 Name Origin & Meaning
Meaning:
From an Irish surname which was derived from Ó Gallchobhair meaning "descendant of GALLCHOBHAR".
Source of the meaning, origin, pronunciation and related names: Behind the Name.
Related & Similar Names
⚧ Gender Distribution
All of the babies given the name Gallagher in the records were boys.
👥 Age Distribution
The average person named Gallagher alive today is about 13 years old, and 76% are under 30.
📈 Popularity Over Time
Gallagher first appears in the records in 1982 and was given most often in 2023, to 6 babies. The last year it was given to at least 5 babies of one sex was 2023.
Babies given the name each year, 1982 to 2023
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