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How Many People Are Named Seamus?
Estimated people named Seamus living in the U.S. today
7,475
Gender distribution
100% male · 0% female in SSA records.
Name scorecard
- Total U.S. births recorded (1880–2024): 7,656
- Peak year: 2008 (298 births)
- Estimated living today: 7,475
Seamus by age group — who carries the name today?
Seamus popularity over time (1880–2024)
Estimated living bearers by birth decade
About the name Seamus
Seamus has been recorded by the Social Security Administration since the 19th century dataset began. In total, 7,656 babies were given the name in the United States between 1880 and 2024. After adjusting each birth cohort for survival to today, an estimated 7,475 bearers are still living — roughly 1 in 45,726 Americans. The name's strongest decade shapes how old most Seamuss you meet will be, which the age-group breakdown above shows directly. All figures are statistical estimates from public records; see our methodology for sources, the survival model, and the limits of the data (names given to fewer than five babies in a year are not published by the SSA).
Frequently asked questions
How many people are named Seamus in the US?
An estimated 7,475 people named Seamus are living in the United States today, based on SSA birth records from 1880 to 2024 adjusted for survival. That makes Seamus very rare — about 1 in 45,726 Americans.
Is Seamus a boy or girl name?
In SSA records, Seamus is 100% male and 0% female, so it is predominantly a male name.
When was Seamus most popular?
Seamus peaked in 2008, when 298 babies were given the name. Its current trend is declining compared with the previous decade.
How rare is the name Seamus?
Seamus ranks #2,871 of 104,819 first names recorded by the SSA, with a rarity score of 55 out of 100 (higher means rarer).