Surnames by prefix (ES)
What this tool does
This tool finds family names from official Spanish records that start with the letters you type. It looks up the source and returns the matching surnames.
The results are limited to the first 100 matches sorted alphabetically. The source data is static, so it may not reflect very recent changes.
Common uses
- Completing forms where you need to suggest valid Spanish surnames starting with a certain prefix.
- Validating user input by checking if a typed prefix matches known family names.
- Assisting with spelling suggestions for family names.
Input data
| Parameter | Required | Example | Description |
|---|---|---|---|
surname | Yes | Co | Type the start of a family name, for example 'Co'. This field is required. |
Output data
| Field | Description |
|---|---|
name | A list of family names that start with your input, for example 'Cobos'. |