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How Many People Are Named Sullivan?
Estimated people named Sullivan living in the U.S. today
15,181
Gender distribution
91% male · 9% female in SSA records.
Name scorecard
- Total U.S. births recorded (1880–2024): 15,914
- Peak year: 2024 (1,113 births)
- Estimated living today: 15,181
Sullivan by age group — who carries the name today?
Sullivan popularity over time (1880–2024)
Estimated living bearers by birth decade
About the name Sullivan
Sullivan has been recorded by the Social Security Administration since the 19th century dataset began. In total, 15,914 babies were given the name in the United States between 1880 and 2024. After adjusting each birth cohort for survival to today, an estimated 15,181 bearers are still living — roughly 1 in 22,515 Americans. The name's strongest decade shapes how old most Sullivans 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 Sullivan in the US?
An estimated 15,181 people named Sullivan are living in the United States today, based on SSA birth records from 1880 to 2024 adjusted for survival. That makes Sullivan rare — about 1 in 22,515 Americans.
Is Sullivan a boy or girl name?
In SSA records, Sullivan is 91% male and 9% female, so it is predominantly a male name.
When was Sullivan most popular?
Sullivan peaked in 2024, when 1,113 babies were given the name. Its current trend is rising compared with the previous decade.
How rare is the name Sullivan?
Sullivan ranks #1,866 of 104,819 first names recorded by the SSA, with a rarity score of 51 out of 100 (higher means rarer).