Rock Hudson
There are approximately 1 people named Rock Hudson living in the United States today. That makes this name combination very rare, occurring at a rate of about 1 in 342,754,338 Americans.
This estimate combines SSA birth records for the first name Rock with Census Bureau frequency data for the surname Hudson. Below you will find a breakdown of both names, including popularity trends, gender data, and ancestry information.
Expected bearers
1
1 in 342,754,338
Named Rock
2.2K
Alive today
Named Hudson
157K
Alive today
US population
343M
Denominator
Estimated living: 2.2K
Rarity: Rare
Gender: Male
Peak year: 1957
Average age: 49
Estimated bearers: 157K
Rarity: Common
Census rank: #214
Per 100K: 45.75
Top ancestry: White (66.9%)
First name trend
Rock: popularity over time
Year-by-year SSA birth registrations for the first name Rock. The peak year was 1957 with 155 births. The average person named Rock today is 49 years old.
Babies born per year
Ethnicity
Ancestry of the Hudson surname
Self-reported race and ethnicity breakdown for people with the surname Hudson, from the 2010 US Census Bureau. The largest group is White at 66.9%.
- White66.9%
- Black or African American27.4%
- Hispanic or Latino2.2%
- Two or more races2.2%
- American Indian and Alaska Native0.8%
- Asian and Pacific Islander0.5%
Methodology
How we calculated this
The first name Rock has a living-bearer frequency of 0.0007% of the US population, based on 2,233 estimated living Americans carrying this first name (from SSA birth records going back to 1880, adjusted for mortality using CDC life tables).
The surname Hudson appears at a rate of 45.75 per 100,000 residents in the 2010 Census Bureau surname file, which translates to a frequency of 0.0457%.
Multiplying these two independent frequencies against the current US population of 342,754,338 gives an expected count of approximately 1 people with the full name Rock Hudson. This assumes statistical independence between first and last names, which is a simplification but produces reasonable estimates for most combinations.
Related
Other people with the surname Hudson
FAQ
Rock Hudson: questions and answers
How many people are named Rock Hudson?
We estimate approximately 1 people in the United States share the full name Rock Hudson. That works out to about 1 in 342,754,338 Americans. This is calculated by combining the first-name frequency (0.0007%) with the surname frequency (45.75 per 100K) against the current US population.
How rare is the name Rock Hudson?
We classify Rock Hudson as "Very Rare". About 1 in 342,754,338 Americans share this exact first and last name combination.
Is Rock a male or female name?
Rock is predominantly male. Out of 2,664 total SSA registrations, 100.0% were male and 0.0% were female. See the full Rock 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.