DenmarkPersonal Identity Number
Also known aspersonal identity number · CPR · Det Centrale Personregister
- ISO codes
- DNK / DK
- Region
- Europe
- Length
- 10 characters
- Checksum
- No
Character map
Each cell is one character of the sample test value; separators are shown as-is.
3107146102
This value was randomly generated to pass this country's validation rules. It is not a real ID and does not belong to any person.
(01)Country reference
Specification
- Format
- ######-####
- # — any digit
- Other characters are written as shown.
Documented field layout:
DDMMYY-SSSS- Length
10 characters
- Checksum
- No
Only the format is checked — this number has no check digit.
- Embedded data
- Yes
A valid number encodes details such as birth date, gender, or region. The validator extracts them locally in your browser.
Check a Denmark number now.
Validate a Denmark Personal Identity Number now — it runs in your browser and the number never leaves your device.
Validation rules for Denmark come from the open-source idnumbers library. Report a format issue on GitHub