How Many People Are Named Peter Gallagher?
There are approximately 97 people named Peter Gallagher living in the United States today. That makes this name combination rare, occurring at a rate of about 1 in 3,533,550 Americans.
This estimate combines SSA birth records for the first name Peter with Census Bureau frequency data for the surname Gallagher. Below you will find a breakdown of both names, including popularity trends, gender data, and ancestry information.
Estimated People with This Name
97
1 in 3,533,550 Americans
Combination Rarity
Rare
First Name
View full profilePeter
Last Name
View full profileGallagher
Peter: Popularity Over Time
Year-by-year SSA birth registrations for the first name Peter. The peak year was 1957 with 11,629 births. The average person named Peter today is 53 years old.
Ancestry of the Gallagher Surname
Self-reported race and ethnicity breakdown for people with the surname Gallagher, from the 2010 U.S. Census Bureau.
How we calculated this
The first name "Peter" has an estimated frequency of 0.120% among living Americans, based on SSA birth records from 1880 to 2024 adjusted for mortality using CDC 2023 life tables.
The surname "Gallagher" appears at a rate of 23.67 per 100,000 people in the 2010 U.S. Census.
Multiplying these frequencies against the U.S. population of ~343 million gives 97 estimated people. This assumes first names and last names are statistically independent. Full methodology.
Other people named Peter
Peter Gallagher: Questions and Answers
How many people are named Peter Gallagher?
We estimate approximately 97 people named Peter Gallagher are alive in the United States today. The first name Peter is shared by 410,601 Americans, and the surname Gallagher is shared by 79,506.
How rare is the name Peter Gallagher?
This name combination is classified as Rare, occurring at a rate of about 1 in 3,533,550 Americans. The first name Peter is common and the surname Gallagher is uncommon.
Is Peter a male or female name?
Peter is predominantly male, with 99.7% of bearers being male and 0.3% female. It peaked in popularity in 1957 and the average bearer today is 53 years old.
Where does this data come from?
First name data comes from the Social Security Administration (1880 to 2024), adjusted for survival using CDC 2023 life tables. Surname data comes from the 2010 U.S. Census Bureau. Full methodology.
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