Geoffrey Rush
There are approximately 6 people named Geoffrey Rush living in the United States today. That makes this name combination very rare, occurring at a rate of about 1 in 57,125,723 Americans.
This estimate combines SSA birth records for the first name Geoffrey with Census Bureau frequency data for the surname Rush. Below you will find a breakdown of both names, including popularity trends, gender data, and ancestry information.
Expected bearers
6
1 in 57,125,723
Named Geoffrey
48K
Alive today
Named Rush
46K
Alive today
US population
343M
Denominator
Estimated living: 48K
Rarity: Uncommon
Gender: Male
Peak year: 1975
Average age: 49
Estimated bearers: 46K
Rarity: Uncommon
Census rank: #869
Per 100K: 13.49
Top ancestry: White (74.0%)
First name trend
Geoffrey: popularity over time
Year-by-year SSA birth registrations for the first name Geoffrey. The peak year was 1975 with 1,395 births. The average person named Geoffrey today is 49 years old.
Babies born per year
Ethnicity
Ancestry of the Rush surname
Self-reported race and ethnicity breakdown for people with the surname Rush, from the 2010 US Census Bureau. The largest group is White at 74.0%.
- White74.0%
- Black or African American20.8%
- Hispanic or Latino2.2%
- Two or more races1.9%
- American Indian and Alaska Native0.7%
- Asian and Pacific Islander0.5%
Methodology
How we calculated this
The first name Geoffrey has a living-bearer frequency of 0.0139% of the US population, based on 47,548 estimated living Americans carrying this first name (from SSA birth records going back to 1880, adjusted for mortality using CDC life tables).
The surname Rush appears at a rate of 13.49 per 100,000 residents in the 2010 Census Bureau surname file, which translates to a frequency of 0.0135%.
Multiplying these two independent frequencies against the current US population of 342,754,338 gives an expected count of approximately 6 people with the full name Geoffrey Rush. 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 Rush
FAQ
Geoffrey Rush: questions and answers
How many people are named Geoffrey Rush?
We estimate approximately 6 people in the United States share the full name Geoffrey Rush. That works out to about 1 in 57,125,723 Americans. This is calculated by combining the first-name frequency (0.0139%) with the surname frequency (13.49 per 100K) against the current US population.
How rare is the name Geoffrey Rush?
We classify Geoffrey Rush as "Very Rare". About 1 in 57,125,723 Americans share this exact first and last name combination.
Is Geoffrey a male or female name?
Geoffrey is predominantly male. Out of 54,509 total SSA registrations, 99.7% were male and 0.3% were female. See the full Geoffrey 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.