Sonny Chiba
There are approximately 1 people named Sonny Chiba 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 Sonny with Census Bureau frequency data for the surname Chiba. 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 Sonny
19K
Alive today
Named Chiba
411
Alive today
US population
343M
Denominator
Estimated living: 19K
Rarity: Uncommon
Gender: Male
Peak year: 2024
Average age: 31
Estimated bearers: 411
Rarity: Very Rare
Census rank: #56,710
Per 100K: 0.12
Top ancestry: Asian/Pacific Islander (82.2%)
First name trend
Sonny: popularity over time
Year-by-year SSA birth registrations for the first name Sonny. The peak year was 2024 with 1,096 births. The average person named Sonny today is 31 years old.
Babies born per year
Ethnicity
Ancestry of the Chiba surname
Self-reported race and ethnicity breakdown for people with the surname Chiba, from the 2010 US Census Bureau. The largest group is Asian/Pacific Islander at 82.2%.
- Asian and Pacific Islander82.2%
- White10.3%
- Two or more races6.4%
- Unknown or suppressed1.1%
Methodology
How we calculated this
The first name Sonny has a living-bearer frequency of 0.0056% of the US population, based on 19,097 estimated living Americans carrying this first name (from SSA birth records going back to 1880, adjusted for mortality using CDC life tables).
The surname Chiba appears at a rate of 0.12 per 100,000 residents in the 2010 Census Bureau surname file, which translates to a frequency of 0.0001%.
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 Sonny Chiba. This assumes statistical independence between first and last names, which is a simplification but produces reasonable estimates for most combinations.
Related
Other people named Sonny
FAQ
Sonny Chiba: questions and answers
How many people are named Sonny Chiba?
We estimate approximately 1 people in the United States share the full name Sonny Chiba. That works out to about 1 in 342,754,338 Americans. This is calculated by combining the first-name frequency (0.0056%) with the surname frequency (0.12 per 100K) against the current US population.
How rare is the name Sonny Chiba?
We classify Sonny Chiba as "Very Rare". About 1 in 342,754,338 Americans share this exact first and last name combination.
Is Sonny a male or female name?
Sonny is predominantly male. Out of 22,158 total SSA registrations, 95.6% were male and 4.4% were female. See the full Sonny 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.