last name
SULLIVAN
of 156,621 last names recorded in the 2020 Census
Of the 212,701 people with the last name Sullivan, 85.1% reported their origin as White, 6.9% as Black and 3.4% as Hispanic or Latino. These count how people described themselves on the 2020 Census, not where the name comes from.
What should your name go on next?
Thanks! We'll make the most-wanted one next.
Either side of Sullivan
Spelled almost the same
2 last names in the 2020 Census spelled within a letter or two of Sullivan, most common first.
Also a first name
As a first name, Sullivan ranks #2,444 of 53,615, with 10,147 people. As a baby name it peaked in 2025, with 1,157 births. See Sullivan as a first name
Compare
🔎 SULLIVAN 🟦🟦⬜⬜⬜⬜⬜⬜⬜⬜ 1 in 1,405 Americans More common than 82.7% of us Beat that 👇 https://howrareismy.name/last/sullivan/