Ja Rule
There are approximately 1 people named Ja Rule 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 Ja with Census Bureau frequency data for the surname Rule. 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 Ja
417
Alive today
Named Rule
7.2K
Alive today
US population
343M
Denominator
Estimated living: 417
Rarity: Very Rare
Gender: Unisex
Peak year: 2000
Average age: 32
Estimated bearers: 7.2K
Rarity: Rare
Census rank: #5,573
Per 100K: 2.11
Top ancestry: White (83.5%)
First name trend
Ja: popularity over time
Year-by-year SSA birth registrations for the first name Ja. The peak year was 2000 with 29 births. The average person named Ja today is 32 years old.
Babies born per year
Ethnicity
Ancestry of the Rule surname
Self-reported race and ethnicity breakdown for people with the surname Rule, from the 2010 US Census Bureau. The largest group is White at 83.5%.
- White83.5%
- Black or African American8.9%
- Hispanic or Latino4.0%
- Two or more races1.9%
- Asian and Pacific Islander1.3%
- American Indian and Alaska Native0.5%
Methodology
How we calculated this
The first name Ja has a living-bearer frequency of 0.0001% of the US population, based on 417 estimated living Americans carrying this first name (from SSA birth records going back to 1880, adjusted for mortality using CDC life tables).
The surname Rule appears at a rate of 2.11 per 100,000 residents in the 2010 Census Bureau surname file, which translates to a frequency of 0.0021%.
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 Ja Rule. This assumes statistical independence between first and last names, which is a simplification but produces reasonable estimates for most combinations.
FAQ
Ja Rule: questions and answers
How many people are named Ja Rule?
We estimate approximately 1 people in the United States share the full name Ja Rule. 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 (2.11 per 100K) against the current US population.
How rare is the name Ja Rule?
We classify Ja Rule as "Very Rare". About 1 in 342,754,338 Americans share this exact first and last name combination.
Is Ja a male or female name?
Ja is predominantly unisex. Out of 435 total SSA registrations, 68.7% were male and 31.3% were female. See the full Ja 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.