How Many People Are Named Lacy?
An estimated 20,867 people in the United States have the first name Lacy. It is used for both genders, with 75.7% female. The average bearer is 39 years old, and Lacy peaked in popularity in 1982 with 1,015 births that year.
Below you will find a full statistical profile of Lacy 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 Lacy paired with any surname.
Key Insights
- Lacy has undergone a significant gender shift. Originally given predominantly to boys, it is now more commonly a girls' name.
Estimated Living Americans
20,867
About 1 in 16,426 people in the U.S.
Rarity
Uncommon
Predicted Gender
Female
75.7% confidence
Average Age
39
years old
Peak Year
1982
1,015 births
Total Registered
26,616
since 1880
Gender Distribution for Lacy
Lacy is a genuinely unisex name, used for both males (24.3%) and females (75.7%). Out of 26,616 total births registered, 6,474 were male and 20,142 were female.
Lacy as a male name
Ranked #10,336 in 2021
7 male births in 2021
Peak: 1924 (125 births)
Lacy as a female name
Ranked #3,027 in 2024
54 female births in 2024
Peak: 1982 (988 births)
Lacy: Popularity Over Time
SSA records for Lacy span from the 1880s to the 2020s, covering 15 decades of naming data. The most popular decade for this name was the 1980s, when 8,699 babies were registered. Lacy has declined significantly from its peak in the 1980s. Recent registrations are a fraction of what they were at the name's height.
Lacy by Decade
How has Lacy 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 | 133 | 97 | 36 | |
| 1890s | 280 | 153 | 127 | |
| 1900s | 394 | 243 | 151 | |
| 1910s | 1,030 | 779 | 251 | |
| 1920s | 1,342 | 1,104 | 238 | |
| 1930s | 1,060 | 891 | 169 | |
| 1940s | 1,037 | 874 | 163 | |
| 1950s | 946 | 772 | 174 | |
| 1960s | 903 | 558 | 345 | |
| 1970s | 2,116 | 399 | 1,717 | |
| 1980s | 8,699 | 294 | 8,405 | |
| 1990s | 4,533 | 180 | 4,353 | |
| 2000s | 2,431 | 83 | 2,348 | |
| 2010s | 1,366 | 40 | 1,326 | |
| 2020s | 346 | 7 | 339 | |
Lacy by State
Birth registrations for Lacy span all 44 states and territories in the SSA database. The highest counts are in Texas, North Carolina, California. The lowest are in Maine, Hawaii, New Jersey. On average, about 451 Lacys were registered per state.
Lacy + Last Name Combinations
How many people share a full name with Lacy as the first name? Click a combination below to see the estimate, or search any pairing.
Names Similar to Lacy
Other first names starting with L with a similar number of bearers.
Lacy: Questions and Answers
How many people in the U.S. are named Lacy?
We estimate approximately 20,867 people named Lacy 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 16,426 Americans share this first name.
Is Lacy a common name?
Lacy is classified as "Uncommon" and is more popular than 98.5% of all first names in the SSA database. A total of 26,616 births have been registered with this name since 1880.
When was Lacy most popular?
Lacy reached peak popularity in 1982, when 1,015 babies were given this name. The average age of a living person named Lacy is approximately 39 years old, reflecting when the name was most commonly given.
Is Lacy a female name?
Lacy is predominantly female. 75.7% of people with this name are female. See the gender breakdown above for full details.
How many Lacy Smiths are there?
To find how many people share a specific full name, we combine first name and surname frequencies. Try: Lacy Smith, Lacy Johnson, Lacy 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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