Sources & illustrations

These primary references support the background explanations. Read the source for details, updates and exceptions.

Background reading

• SSA: national name data and publication limits
• SSA: data background and qualifications
• SSA: popular names by year
• SSA: 2025 name-data release
• ONS: baby names quality and methodology
• SSA: change in name popularity

U.S. name-frequency dataset

The tool uses published SSA national birth-name counts for 2025. Names with fewer than five occurrences are excluded by the source. These are U.S. birth records grouped by reported sex, not a worldwide registry or evidence of pronunciation or etymology. Dataset provenance.

Original illustrations and examples

The subject illustration and guide diagrams are original vector drawings. Worked examples and practice exercises are original teaching material. They do not represent an experiment or a personal product test. We do not reproduce reference-site articles, photographs, dictionary definitions, music scores or puzzle answers.

Scope

Exact-spelling first-name exploration using published national U.S. 2025 data and practical family shortlisting. No invented etymologies, personality predictions, automated pronunciation claims or legal-registration advice.

References checked on 18 October 2026. Product interfaces, regional advice and datasets can change after publication.