Rio Ferdinand
There are approximately 1 people named Rio Ferdinand 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 Rio with Census Bureau frequency data for the surname Ferdinand. 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 Rio
7.0K
Alive today
Named Ferdinand
3.1K
Alive today
US population
343M
Denominator
Estimated living: 7.0K
Rarity: Rare
Gender: Unisex
Peak year: 2024
Average age: 14
Estimated bearers: 3.1K
Rarity: Rare
Census rank: #11,653
Per 100K: 0.91
Top ancestry: Black (54.3%)
First name trend
Rio: popularity over time
Year-by-year SSA birth registrations for the first name Rio. The peak year was 2024 with 702 births. The average person named Rio today is 14 years old.
Babies born per year
Ethnicity
Ancestry of the Ferdinand surname
Self-reported race and ethnicity breakdown for people with the surname Ferdinand, from the 2010 US Census Bureau. The largest group is Black at 54.3%.
- Black or African American54.3%
- White35.3%
- Hispanic or Latino6.1%
- Two or more races2.3%
- Asian and Pacific Islander1.8%
- American Indian and Alaska Native0.3%
Methodology
How we calculated this
The first name Rio has a living-bearer frequency of 0.0020% of the US population, based on 7,022 estimated living Americans carrying this first name (from SSA birth records going back to 1880, adjusted for mortality using CDC life tables).
The surname Ferdinand appears at a rate of 0.91 per 100,000 residents in the 2010 Census Bureau surname file, which translates to a frequency of 0.0009%.
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 Rio Ferdinand. This assumes statistical independence between first and last names, which is a simplification but produces reasonable estimates for most combinations.
FAQ
Rio Ferdinand: questions and answers
How many people are named Rio Ferdinand?
We estimate approximately 1 people in the United States share the full name Rio Ferdinand. That works out to about 1 in 342,754,338 Americans. This is calculated by combining the first-name frequency (0.0020%) with the surname frequency (0.91 per 100K) against the current US population.
How rare is the name Rio Ferdinand?
We classify Rio Ferdinand as "Very Rare". About 1 in 342,754,338 Americans share this exact first and last name combination.
Is Rio a male or female name?
Rio is predominantly unisex. Out of 7,139 total SSA registrations, 69.5% were male and 30.5% were female. See the full Rio 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.