Derek Jacobi
There are approximately 3 people named Derek Jacobi living in the United States today. That makes this name combination very rare, occurring at a rate of about 1 in 114,251,446 Americans.
This estimate combines SSA birth records for the first name Derek with Census Bureau frequency data for the surname Jacobi. Below you will find a breakdown of both names, including popularity trends, gender data, and ancestry information.
Expected bearers
3
1 in 114,251,446
Named Derek
227K
Alive today
Named Jacobi
4.1K
Alive today
US population
343M
Denominator
Estimated living: 227K
Rarity: Common
Gender: Male
Peak year: 1989
Average age: 37
Estimated bearers: 4.1K
Rarity: Rare
Census rank: #9,161
Per 100K: 1.21
Top ancestry: White (93.9%)
First name trend
Derek: popularity over time
Year-by-year SSA birth registrations for the first name Derek. The peak year was 1989 with 8,402 births. The average person named Derek today is 37 years old.
Babies born per year
Ethnicity
Ancestry of the Jacobi surname
Self-reported race and ethnicity breakdown for people with the surname Jacobi, from the 2010 US Census Bureau. The largest group is White at 93.9%.
- White93.9%
- Hispanic or Latino3.1%
- Black or African American1.0%
- Two or more races1.0%
- Asian and Pacific Islander0.8%
- American Indian and Alaska Native0.2%
Methodology
How we calculated this
The first name Derek has a living-bearer frequency of 0.0661% of the US population, based on 226,565 estimated living Americans carrying this first name (from SSA birth records going back to 1880, adjusted for mortality using CDC life tables).
The surname Jacobi appears at a rate of 1.21 per 100,000 residents in the 2010 Census Bureau surname file, which translates to a frequency of 0.0012%.
Multiplying these two independent frequencies against the current US population of 342,754,338 gives an expected count of approximately 3 people with the full name Derek Jacobi. This assumes statistical independence between first and last names, which is a simplification but produces reasonable estimates for most combinations.
Related
Other people named Derek
FAQ
Derek Jacobi: questions and answers
How many people are named Derek Jacobi?
We estimate approximately 3 people in the United States share the full name Derek Jacobi. That works out to about 1 in 114,251,446 Americans. This is calculated by combining the first-name frequency (0.0661%) with the surname frequency (1.21 per 100K) against the current US population.
How rare is the name Derek Jacobi?
We classify Derek Jacobi as "Very Rare". About 1 in 114,251,446 Americans share this exact first and last name combination.
Is Derek a male or female name?
Derek is predominantly male. Out of 238,769 total SSA registrations, 99.6% were male and 0.4% were female. See the full Derek 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.