Heather Cox
There are approximately 430 people named Heather Cox living in the United States today. That makes this name combination very rare, occurring at a rate of about 1 in 797,103 Americans.
This estimate combines SSA birth records for the first name Heather with Census Bureau frequency data for the surname Cox. Below you will find a breakdown of both names, including popularity trends, gender data, and ancestry information.
Expected bearers
430
1 in 797,103
Named Heather
485K
Alive today
Named Cox
304K
Alive today
US population
343M
Denominator
Estimated living: 485K
Rarity: Common
Gender: Female
Peak year: 1975
Average age: 45
Estimated bearers: 304K
Rarity: Common
Census rank: #78
Per 100K: 88.56
Top ancestry: White (82.6%)
First name trend
Heather: popularity over time
Year-by-year SSA birth registrations for the first name Heather. The peak year was 1975 with 24,367 births. The average person named Heather today is 45 years old.
Babies born per year
Ethnicity
Ancestry of the Cox surname
Self-reported race and ethnicity breakdown for people with the surname Cox, from the 2010 US Census Bureau. The largest group is White at 82.6%.
- White82.6%
- Black or African American12.1%
- Hispanic or Latino2.3%
- Two or more races1.8%
- American Indian and Alaska Native0.7%
- Asian and Pacific Islander0.5%
Methodology
How we calculated this
The first name Heather has a living-bearer frequency of 0.1416% of the US population, based on 485,383 estimated living Americans carrying this first name (from SSA birth records going back to 1880, adjusted for mortality using CDC life tables).
The surname Cox appears at a rate of 88.56 per 100,000 residents in the 2010 Census Bureau surname file, which translates to a frequency of 0.0886%.
Multiplying these two independent frequencies against the current US population of 342,754,338 gives an expected count of approximately 430 people with the full name Heather Cox. This assumes statistical independence between first and last names, which is a simplification but produces reasonable estimates for most combinations.
Related
Other people named Heather
Related
Other people with the surname Cox
FAQ
Heather Cox: questions and answers
How many people are named Heather Cox?
We estimate approximately 430 people in the United States share the full name Heather Cox. That works out to about 1 in 797,103 Americans. This is calculated by combining the first-name frequency (0.1416%) with the surname frequency (88.56 per 100K) against the current US population.
How rare is the name Heather Cox?
We classify Heather Cox as "Very Rare". About 1 in 797,103 Americans share this exact first and last name combination.
Is Heather a male or female name?
Heather is predominantly female. Out of 527,210 total SSA registrations, 0.3% were male and 99.7% were female. See the full Heather 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.