How Many People Are Named Stacy?
An estimated 165,366 people in the United States have the first name Stacy. While not in the top 50, it remains a well-known name ranking #329 overall. It is used for both genders, with 88.1% female. The average bearer is 50 years old, and Stacy peaked in popularity in 1971 with 10,143 births that year.
Below you will find a full statistical profile of Stacy 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 Stacy paired with any surname.
Key Insights
- Stacy has undergone a significant gender shift. Originally given predominantly to boys, it is now more commonly a girls' name.
- Stacy has fallen dramatically from its peak in the 1970s. Recent registrations are less than 5% of what they were at the name's height.
Estimated Living Americans
165,366
About 1 in 2,073 people in the U.S.
Rarity
Common
Predicted Gender
Female
88.1% confidence
Average Age
50
years old
Peak Year
1971
10,143 births
Total Registered
186,130
since 1880
Gender Distribution for Stacy
Stacy is predominantly female (88.1%), though 22,241 male births have been registered. It functions as a unisex name for a small percentage of bearers.
Stacy as a male name
Ranked #12,112 in 2024
6 male births in 2024
Peak: 1968 (1,737 births)
Stacy as a female name
Ranked #1,395 in 2024
161 female births in 2024
Peak: 1971 (9,116 births)
Stacy: Popularity Over Time
SSA records for Stacy span from the 1880s to the 2020s, covering 15 decades of naming data. The most popular decade for this name was the 1970s, when 77,159 babies were registered. Stacy has declined significantly from its peak in the 1970s. Recent registrations are a fraction of what they were at the name's height.
Stacy by Decade
How has Stacy 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.
| Decade | Total | Male | Female | |
|---|---|---|---|---|
| 1880s | 27 | 27 | 0 | |
| 1890s | 73 | 44 | 29 | |
| 1900s | 117 | 64 | 53 | |
| 1910s | 419 | 286 | 133 | |
| 1920s | 539 | 409 | 130 | |
| 1930s | 453 | 377 | 76 | |
| 1940s | 913 | 586 | 327 | |
| 1950s | 6,435 | 1,595 | 4,840 | |
| 1960s | 43,737 | 8,210 | 35,527 | |
| 1970s | 77,159 | 7,258 | 69,901 | |
| 1980s | 38,519 | 1,528 | 36,991 | |
| 1990s | 9,943 | 1,104 | 8,839 | |
| 2000s | 4,532 | 454 | 4,078 | |
| 2010s | 2,386 | 234 | 2,152 | |
| 2020s | 878 | 65 | 813 | |
Stacy by State
Birth registrations for Stacy span all 51 states and territories in the SSA database. The highest counts are in California, Texas, New York. The lowest are in Alaska, Vermont, Wyoming. On average, about 3,515 Stacys were registered per state.
Stacy + Last Name Combinations
How many people share a full name with Stacy as the first name? Click a combination below to see the estimate, or search any pairing.
Names Similar to Stacy
Other first names starting with S with a similar number of bearers.
Stacy: Questions and Answers
How many people in the U.S. are named Stacy?
We estimate approximately 165,366 people named Stacy 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 2,073 Americans share this first name.
Is Stacy a common name?
Stacy is classified as "Common" and is more popular than 99.7% of all first names in the SSA database. A total of 186,130 births have been registered with this name since 1880.
When was Stacy most popular?
Stacy reached peak popularity in 1971, when 10,143 babies were given this name. The average age of a living person named Stacy is approximately 50 years old, reflecting when the name was most commonly given.
Is Stacy a female name?
Stacy is predominantly female. 88.1% of people with this name are female. See the gender breakdown above for full details.
How many Stacy Smiths are there?
To find how many people share a specific full name, we combine first name and surname frequencies. Try: Stacy Smith, Stacy Johnson, Stacy 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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