Arxiu principal: world_surnames.csv
? MB
Mida
500,000+
Registres
200+
Per país
Dataset en preparación / Dataset in preparation
Format: CSV (UTF-8) · Llicència: CC-BY 4.0 · Última actualització: 2026-06-03
Columnes
| Column | Type | Description |
|---|---|---|
| surname | string | Cognom |
| country_iso2 | string | Codi ISO del país (ISO 3166-1 alpha-2) |
| carriers | integer | Nombre de portadors |
| source | string | Font de dades |
Com citar
cognoms.es (2026). World Surnames Dataset. Available at: https://cognoms.es/dades. License: CC-BY 4.0.
FAQs
What license is the dataset published under?
The dataset is published under Creative Commons Attribution 4.0 (CC-BY 4.0). You can use it freely with proper attribution.
What format is the data file?
The file is in CSV format (UTF-8) with columns: surname, country_iso2, carriers, and source.
How often is the data updated?
The data is updated periodically when new statistical or census sources become available from the included countries.
Can I use this data for academic research?
Yes, the data is intended for academic, journalistic, and research use. You only need to cite the source per the CC-BY 4.0 license.