Lucy Liu
There are approximately 33 people named Lucy Liu living in the United States today. That makes this name combination very rare, occurring at a rate of about 1 in 10,386,495 Americans.
This estimate combines SSA birth records for the first name Lucy with Census Bureau frequency data for the surname Liu. Below you will find a breakdown of both names, including popularity trends, gender data, and ancestry information.
Expected bearers
33
1 in 10,386,495
Named Lucy
124K
Alive today
Named Liu
91K
Alive today
US population
343M
Denominator
Estimated living: 124K
Rarity: Common
Gender: Female
Peak year: 2024
Average age: 28
Estimated bearers: 91K
Rarity: Uncommon
Census rank: #411
Per 100K: 26.57
Top ancestry: Asian/Pacific Islander (95.6%)
First name trend
Lucy: popularity over time
Year-by-year SSA birth registrations for the first name Lucy. The peak year was 2024 with 5,396 births. The average person named Lucy today is 28 years old.
Babies born per year
Ethnicity
Ancestry of the Liu surname
Self-reported race and ethnicity breakdown for people with the surname Liu, from the 2010 US Census Bureau. The largest group is Asian/Pacific Islander at 95.6%.
- Asian and Pacific Islander95.6%
- Two or more races1.9%
- White1.8%
- Hispanic or Latino0.5%
- Black or African American0.2%
- American Indian and Alaska Native0.0%
Methodology
How we calculated this
The first name Lucy has a living-bearer frequency of 0.0362% of the US population, based on 124,073 estimated living Americans carrying this first name (from SSA birth records going back to 1880, adjusted for mortality using CDC life tables).
The surname Liu appears at a rate of 26.57 per 100,000 residents in the 2010 Census Bureau surname file, which translates to a frequency of 0.0266%.
Multiplying these two independent frequencies against the current US population of 342,754,338 gives an expected count of approximately 33 people with the full name Lucy Liu. This assumes statistical independence between first and last names, which is a simplification but produces reasonable estimates for most combinations.
Related
Other people named Lucy
Related
Other people with the surname Liu
FAQ
Lucy Liu: questions and answers
How many people are named Lucy Liu?
We estimate approximately 33 people in the United States share the full name Lucy Liu. That works out to about 1 in 10,386,495 Americans. This is calculated by combining the first-name frequency (0.0362%) with the surname frequency (26.57 per 100K) against the current US population.
How rare is the name Lucy Liu?
We classify Lucy Liu as "Very Rare". About 1 in 10,386,495 Americans share this exact first and last name combination.
Is Lucy a male or female name?
Lucy is predominantly female. Out of 231,379 total SSA registrations, 0.3% were male and 99.7% were female. See the full Lucy profile for detailed gender data.
Where does this data come from?
First-name data comes from the Social Security Administration's national baby name files (1880 to 2024). Surname data comes from the 2010 US Census Bureau decennial surname tables. Living-bearer estimates use CDC actuarial life tables to adjust for mortality. Read the full methodology.