Glossary
rodné číslo
Pronounced rod-neh chees-lo
In one line
The Czech birth number — a personal identifier used almost everywhere.
Where you meet it
Doctors, insurers, banks and offices all ask for it. Foreign nationals are assigned one when they register.
The fuller explanation
The birth number encodes date of birth and is used as a personal identifier across public services. Keep it noted somewhere safe; you will be asked for it constantly.
Related
Last checked: 1 August 2026
Explanations are written for orientation, not as legal advice. Last checked 1 August 2026.