Robby Benson
There are approximately 3 people named Robby Benson living in the United States today. That makes this name combination very rare, occurring at a rate of about 1 in 114,251,446 Americans.
This estimate combines SSA birth records for the first name Robby with Census Bureau frequency data for the surname Benson. Below you will find a breakdown of both names, including popularity trends, gender data, and ancestry information.
Expected bearers
3
1 in 114,251,446
Named Robby
9.4K
Alive today
Named Benson
100K
Alive today
US population
343M
Denominator
Estimated living: 9.4K
Rarity: Rare
Gender: Male
Peak year: 1964
Average age: 51
Estimated bearers: 100K
Rarity: Common
Census rank: #365
Per 100K: 29.18
Top ancestry: White (77.8%)
First name trend
Robby: popularity over time
Year-by-year SSA birth registrations for the first name Robby. The peak year was 1964 with 424 births. The average person named Robby today is 51 years old.
Babies born per year
Ethnicity
Ancestry of the Benson surname
Self-reported race and ethnicity breakdown for people with the surname Benson, from the 2010 US Census Bureau. The largest group is White at 77.8%.
- White77.8%
- Black or African American16.2%
- Hispanic or Latino2.4%
- Two or more races1.9%
- Asian and Pacific Islander0.8%
- American Indian and Alaska Native0.8%
Methodology
How we calculated this
The first name Robby has a living-bearer frequency of 0.0027% of the US population, based on 9,393 estimated living Americans carrying this first name (from SSA birth records going back to 1880, adjusted for mortality using CDC life tables).
The surname Benson appears at a rate of 29.18 per 100,000 residents in the 2010 Census Bureau surname file, which translates to a frequency of 0.0292%.
Multiplying these two independent frequencies against the current US population of 342,754,338 gives an expected count of approximately 3 people with the full name Robby Benson. 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 Benson
FAQ
Robby Benson: questions and answers
How many people are named Robby Benson?
We estimate approximately 3 people in the United States share the full name Robby Benson. That works out to about 1 in 114,251,446 Americans. This is calculated by combining the first-name frequency (0.0027%) with the surname frequency (29.18 per 100K) against the current US population.
How rare is the name Robby Benson?
We classify Robby Benson as "Very Rare". About 1 in 114,251,446 Americans share this exact first and last name combination.
Is Robby a male or female name?
Robby is predominantly male. Out of 10,757 total SSA registrations, 98.0% were male and 2.0% were female. See the full Robby 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.