How Many People Are Named Sully?
An estimated 990 people in the United States have the first name Sully. It is used for both genders, with 63.9% male. The average bearer is 19 years old, and Sully peaked in popularity in 2011 with 47 births that year.
Below you will find a full statistical profile of Sully as a first name in the United States, including gender data, a year-by-year popularity timeline going back to 1880, a decade breakdown, and state-by-state birth registrations. You can also check how many people share the full name Sully paired with any surname.
Key Insights
- Sully has shifted from predominantly female to increasingly male in recent decades.
- Sully is a genuinely unisex name, given to both boys and girls in roughly equal numbers.
Estimated Living Americans
990
About 1 in 346,217 people in the U.S.
Rarity
Very Rare
Predicted Gender
Male
63.9% confidence
Average Age
19
years old
Peak Year
2011
47 births
Total Registered
1,009
since 1880
Gender Distribution for Sully
Sully is a genuinely unisex name, used for both males (63.9%) and females (36.1%). Out of 1,009 total births registered, 645 were male and 364 were female.
Sully as a male name
Ranked #3,577 in 2024
32 male births in 2024
Peak: 2011 (42 births)
Sully as a female name
Ranked #17,335 in 2024
5 female births in 2024
Peak: 1984 (40 births)
Sully: Popularity Over Time
SSA records for Sully span from the 1980s to the 2020s, covering 5 decades of naming data. The most popular decade for this name was the 2010s, when 322 babies were registered. While Sully is less common than at its peak in the 2010s, it remains a well-established name with steady registrations.
Sully by Decade
How has Sully tracked across different eras? The table below groups all SSA birth registrations into 10-year periods, with separate male and female counts. The colored bar shows each decade's share relative to the peak.
Sully by State
Birth registrations for Sully span all 5 states and territories in the SSA database. The highest counts are in California, New York, Illinois. The lowest are in Wisconsin, Texas, Illinois. On average, about 27 Sullys were registered per state.
Sully + Last Name Combinations
How many people share a full name with Sully as the first name? Click a combination below to see the estimate, or search any pairing.
Names Similar to Sully
Other first names starting with S with a similar number of bearers.
Sully: Questions and Answers
How many people in the U.S. are named Sully?
We estimate approximately 990 people named Sully are alive in the United States today. This is based on SSA birth records from 1880 to 2024, adjusted for mortality using CDC life tables. About 1 in 346,217 Americans share this first name.
Is Sully a common name?
Sully is classified as "Very Rare" and is more popular than 90% of all first names in the SSA database. A total of 1,009 births have been registered with this name since 1880.
When was Sully most popular?
Sully reached peak popularity in 2011, when 47 babies were given this name. The average age of a living person named Sully is approximately 19 years old, reflecting when the name was most commonly given.
Is Sully a male name?
Sully is predominantly male. 63.9% of people with this name are male. See the gender breakdown above for full details.
How many Sully Smiths are there?
To find how many people share a specific full name, we combine first name and surname frequencies. Try: Sully Smith, Sully Johnson, Sully Williams. You can also search any combination on our homepage.
Where does this data come from?
Our estimates use Social Security Administration birth records (1880 to 2024), adjusted for survival using CDC 2023 life tables broken down by sex. The U.S. population figure (342,754,338) is from the Census Bureau's July 2025 estimate. Full methodology.
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