Delbert Mann
There are approximately 5 people named Delbert Mann living in the United States today. That makes this name combination very rare, occurring at a rate of about 1 in 68,550,868 Americans.
This estimate combines SSA birth records for the first name Delbert with Census Bureau frequency data for the surname Mann. Below you will find a breakdown of both names, including popularity trends, gender data, and ancestry information.
Expected bearers
5
1 in 68,550,868
Named Delbert
18K
Alive today
Named Mann
97K
Alive today
US population
343M
Denominator
Estimated living: 18K
Rarity: Uncommon
Gender: Male
Peak year: 1932
Average age: 68
Estimated bearers: 97K
Rarity: Uncommon
Census rank: #378
Per 100K: 28.31
Top ancestry: White (80.4%)
First name trend
Delbert: popularity over time
Year-by-year SSA birth registrations for the first name Delbert. The peak year was 1932 with 1,038 births. The average person named Delbert today is 68 years old.
Babies born per year
Ethnicity
Ancestry of the Mann surname
Self-reported race and ethnicity breakdown for people with the surname Mann, from the 2010 US Census Bureau. The largest group is White at 80.4%.
- White80.4%
- Black or African American9.9%
- Asian and Pacific Islander3.6%
- Hispanic or Latino2.7%
- Two or more races2.1%
- American Indian and Alaska Native1.3%
Methodology
How we calculated this
The first name Delbert has a living-bearer frequency of 0.0052% of the US population, based on 17,879 estimated living Americans carrying this first name (from SSA birth records going back to 1880, adjusted for mortality using CDC life tables).
The surname Mann appears at a rate of 28.31 per 100,000 residents in the 2010 Census Bureau surname file, which translates to a frequency of 0.0283%.
Multiplying these two independent frequencies against the current US population of 342,754,338 gives an expected count of approximately 5 people with the full name Delbert Mann. This assumes statistical independence between first and last names, which is a simplification but produces reasonable estimates for most combinations.
Related
Other people with the surname Mann
FAQ
Delbert Mann: questions and answers
How many people are named Delbert Mann?
We estimate approximately 5 people in the United States share the full name Delbert Mann. That works out to about 1 in 68,550,868 Americans. This is calculated by combining the first-name frequency (0.0052%) with the surname frequency (28.31 per 100K) against the current US population.
How rare is the name Delbert Mann?
We classify Delbert Mann as "Very Rare". About 1 in 68,550,868 Americans share this exact first and last name combination.
Is Delbert a male or female name?
Delbert is predominantly male. Out of 47,044 total SSA registrations, 99.7% were male and 0.3% were female. See the full Delbert 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.