Huvudfil: world_surnames.csv
? MB
Storlek
500,000+
Poster
200+
Per land
Dataset en preparación / Dataset in preparation
Format: CSV (UTF-8) · Licens: CC-BY 4.0 · Senast uppdaterad: 2026-05-12
Kolumner
| Column | Type | Description |
|---|---|---|
| surname | string | Efternamn |
| country_iso2 | string | ISO-landskod (ISO 3166-1 alpha-2) |
| carriers | integer | Antal bärare |
| source | string | Datakälla |
Hur man citerar
efternamn.net (2026). World Surnames Dataset. Available at: https://efternamn.net/data. 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.