Deforest Kelley
There are approximately 1 people named Deforest Kelley 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 Deforest with Census Bureau frequency data for the surname Kelley. 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 Deforest
203
Alive today
Named Kelley
163K
Alive today
US population
343M
Denominator
Estimated living: 203
Rarity: Very Rare
Gender: Male
Peak year: 1920
Average age: 65
Estimated bearers: 163K
Rarity: Common
Census rank: #198
Per 100K: 47.70
Top ancestry: White (83.8%)
First name trend
Deforest: popularity over time
Year-by-year SSA birth registrations for the first name Deforest. The peak year was 1920 with 26 births. The average person named Deforest today is 65 years old.
Babies born per year
Ethnicity
Ancestry of the Kelley surname
Self-reported race and ethnicity breakdown for people with the surname Kelley, from the 2010 US Census Bureau. The largest group is White at 83.8%.
- White83.8%
- Black or African American10.8%
- Hispanic or Latino2.2%
- Two or more races2.0%
- American Indian and Alaska Native0.7%
- Asian and Pacific Islander0.6%
Methodology
How we calculated this
The first name Deforest has a living-bearer frequency of 0.0001% of the US population, based on 203 estimated living Americans carrying this first name (from SSA birth records going back to 1880, adjusted for mortality using CDC life tables).
The surname Kelley appears at a rate of 47.70 per 100,000 residents in the 2010 Census Bureau surname file, which translates to a frequency of 0.0477%.
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 Deforest Kelley. This assumes statistical independence between first and last names, which is a simplification but produces reasonable estimates for most combinations.
FAQ
Deforest Kelley: questions and answers
How many people are named Deforest Kelley?
We estimate approximately 1 people in the United States share the full name Deforest Kelley. That works out to about 1 in 342,754,338 Americans. This is calculated by combining the first-name frequency (0.0001%) with the surname frequency (47.70 per 100K) against the current US population.
How rare is the name Deforest Kelley?
We classify Deforest Kelley as "Very Rare". About 1 in 342,754,338 Americans share this exact first and last name combination.
Is Deforest a male or female name?
Deforest is predominantly male. Out of 667 total SSA registrations, 100.0% were male and 0.0% were female. See the full Deforest 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.