How Many People Are Named John Hernandez?

Statistical full-name demographic model combining official Social Security & Census data

⚡ Quick AnswerStatistical Model (SSA 1880–2024 · Census Surnames)

Under our demographic statistical model, an estimated ~2,110 living people in the United States share the full name John Hernandez.

Estimated Full-Name Count
~2,110 People
First Name: John
~595,443 Living (Rank #2)
Surname: Hernandez
1,043,281 Census (Rank #11)
First Name Profile

John

John ranks as the #2 most common given name in U.S. Social Security history, with an estimated 595,443 living bearers nationwide.

View full John demographic & history profile →
Surname Profile

Hernandez

Hernandez ranks as the #11 most frequent surname in official U.S. Census Bureau tabulations, representing 1,043,281 individuals across decennial returns.

Source: U.S. Census Bureau Decennial Surnames

How We Estimate Full-Name Frequency

Because privacy laws prevent the release of individualized master population rosters, statistical demographic models use the law of independent probabilities to estimate full-name frequencies:

P(John Hernandez) ≈ P(John) × P(Hernandez) × U.S. Population

1. First-Name Frequency: Based on historical SSA birth registrations adjusted by CDC life table actuarial survival rates.
2. Surname Frequency: Based on official U.S. Census Bureau decennial surname tabulations.
3. Mathematical Note: First and last names do not always distribute with complete independence across all ethnic sub-populations. This figure represents an evidence-grounded statistical estimate rather than an exact physical roll-call.

Related Full-Name Combinations

Explore demographic estimates for other combinations featuring John or Hernandez:

Frequently Asked Questions About John Hernandez

How many people in the U.S. have the full name John Hernandez?

Based on joint demographic modeling of Social Security and Census datasets, an estimated 2,110 living people in the United States share the full name John Hernandez.

Is this an exact count of living individuals named John Hernandez?

No. This is a statistical estimate calculated from independent first-name and surname distributions. The U.S. government does not publish a direct enumeration of identifiable full names for privacy reasons.

How is the John Hernandez full-name estimate calculated?

We calculate the joint probability of having the first name John (~595,443 living bearers) and the surname Hernandez (~1,043,281 Census occurrences) across the U.S. population under the statistical independence assumption.

What data sources are used?

Our model utilizes official U.S. Social Security Administration (SSA 1880–2024) birth applications, CDC/NCHS actuarial life tables for cohort survival, and U.S. Decennial Census surname frequency tabulations.

First-Name Source: SSA 1880–2024Surname Source: Census Decennial SurnamesMethodology Version: 1.0.0Privacy: Statistical aggregate only (no private identifiable records)
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