How Many People Are Named Sullivan?
people named Sullivan are alive in the United States today (estimate)
About 1 in 20,904 people in the US has this name
Based on 17,077 babies named Sullivan in Social Security records from 1884 to 2025, and the share of each birth year still alive in 2025.
Popularity Rank
💎 Rare
Peak Year
1,157 births
Trend
Stable (last 10 years)
📖 Name Origin & Meaning
Meaning:
From an Irish surname which was derived from Ó Súilleabháin meaning "descendant of Súilleabhán". The name Súilleabhán means "little dark eye" in Irish.
Source of the meaning, origin, pronunciation and related names: Behind the Name.
⚧ Gender Distribution
Of the babies given the name Sullivan, 8.8% were girls and 91.2% were boys. The share has stayed close to this since the 1910s: 0% of the babies were girls then and 8.3% in the 2020s.
👥 Age Distribution
The average person named Sullivan alive today is about 10 years old, and 96% are under 30. Half of them were between 3 and 14 in 2025.
📈 Popularity Over Time
Sullivan first appears in the records in 1884, and 2025 was its biggest year so far, with 1,157 babies.
Babies given the name each year, 1884 to 2025
🏆 Rank History
Sullivan has never been one of the 100 most popular boys' names. Its best rank was #314, in 2025. In 2025 it ranked #314.
| Boys | |
|---|---|
| Rank in 2025 | #314 |
| Best rank | #314 (2025) |
| Years in the top 100 | None |
| Rank in its biggest decade | #462 in the 2010s |
📍 State-Wise Distribution
People named Sullivan alive today, by the state where they were born (estimate; state records start in 1910).
More people named Sullivan were born in South Carolina than in any other state: about 827 of those alive today. Compared with the national rate in the same years, Sullivan was given 4.6 times as often in South Carolina, 3.7 times in Maine and 3.6 times in Minnesota.
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