Monica Keena
There are approximately 1 people named Monica Keena 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 Monica with Census Bureau frequency data for the surname Keena. 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 Monica
219K
Alive today
Named Keena
994
Alive today
US population
343M
Denominator
Estimated living: 219K
Rarity: Common
Gender: Female
Peak year: 1979
Average age: 46
Estimated bearers: 994
Rarity: Very Rare
Census rank: #27,869
Per 100K: 0.29
Top ancestry: White (92.8%)
First name trend
Monica: popularity over time
Year-by-year SSA birth registrations for the first name Monica. The peak year was 1979 with 6,619 births. The average person named Monica today is 46 years old.
Babies born per year
Ethnicity
Ancestry of the Keena surname
Self-reported race and ethnicity breakdown for people with the surname Keena, from the 2010 US Census Bureau. The largest group is White at 92.8%.
- White92.8%
- Hispanic or Latino3.4%
- Two or more races1.9%
- Black or African American0.9%
Methodology
How we calculated this
The first name Monica has a living-bearer frequency of 0.0639% of the US population, based on 218,861 estimated living Americans carrying this first name (from SSA birth records going back to 1880, adjusted for mortality using CDC life tables).
The surname Keena appears at a rate of 0.29 per 100,000 residents in the 2010 Census Bureau surname file, which translates to a frequency of 0.0003%.
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 Monica Keena. This assumes statistical independence between first and last names, which is a simplification but produces reasonable estimates for most combinations.
Related
Other people named Monica
FAQ
Monica Keena: questions and answers
How many people are named Monica Keena?
We estimate approximately 1 people in the United States share the full name Monica Keena. That works out to about 1 in 342,754,338 Americans. This is calculated by combining the first-name frequency (0.0639%) with the surname frequency (0.29 per 100K) against the current US population.
How rare is the name Monica Keena?
We classify Monica Keena as "Very Rare". About 1 in 342,754,338 Americans share this exact first and last name combination.
Is Monica a male or female name?
Monica is predominantly female. Out of 251,883 total SSA registrations, 0.4% were male and 99.6% were female. See the full Monica 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.