Carroll Oconnor
There are approximately 4 people named Carroll Oconnor living in the United States today. That makes this name combination very rare, occurring at a rate of about 1 in 85,688,585 Americans.
This estimate combines SSA birth records for the first name Carroll with Census Bureau frequency data for the surname Oconnor. Below you will find a breakdown of both names, including popularity trends, gender data, and ancestry information.
Expected bearers
4
1 in 85,688,585
Named Carroll
15K
Alive today
Named Oconnor
91K
Alive today
US population
343M
Denominator
Estimated living: 15K
Rarity: Uncommon
Gender: Unisex
Peak year: 1943
Average age: 71
Estimated bearers: 91K
Rarity: Uncommon
Census rank: #417
Per 100K: 26.42
Top ancestry: White (92.8%)
First name trend
Carroll: popularity over time
Year-by-year SSA birth registrations for the first name Carroll. The peak year was 1943 with 1,033 births. The average person named Carroll today is 71 years old.
Babies born per year
Ethnicity
Ancestry of the Oconnor surname
Self-reported race and ethnicity breakdown for people with the surname Oconnor, from the 2010 US Census Bureau. The largest group is White at 92.8%.
- White92.8%
- Hispanic or Latino2.6%
- Black or African American2.1%
- Two or more races1.4%
- Asian and Pacific Islander0.8%
- American Indian and Alaska Native0.3%
Methodology
How we calculated this
The first name Carroll has a living-bearer frequency of 0.0044% of the US population, based on 15,114 estimated living Americans carrying this first name (from SSA birth records going back to 1880, adjusted for mortality using CDC life tables).
The surname Oconnor appears at a rate of 26.42 per 100,000 residents in the 2010 Census Bureau surname file, which translates to a frequency of 0.0264%.
Multiplying these two independent frequencies against the current US population of 342,754,338 gives an expected count of approximately 4 people with the full name Carroll Oconnor. This assumes statistical independence between first and last names, which is a simplification but produces reasonable estimates for most combinations.
Related
Other people named Carroll
Related
Other people with the surname Oconnor
FAQ
Carroll Oconnor: questions and answers
How many people are named Carroll Oconnor?
We estimate approximately 4 people in the United States share the full name Carroll Oconnor. That works out to about 1 in 85,688,585 Americans. This is calculated by combining the first-name frequency (0.0044%) with the surname frequency (26.42 per 100K) against the current US population.
How rare is the name Carroll Oconnor?
We classify Carroll Oconnor as "Very Rare". About 1 in 85,688,585 Americans share this exact first and last name combination.
Is Carroll a male or female name?
Carroll is predominantly unisex. Out of 41,347 total SSA registrations, 85.7% were male and 14.3% were female. See the full Carroll 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.