Documents to attach
Every first-name, middle-name or surname change certificate, plus marriage or divorce records if a surname changed by marriage.
Anyone who has changed their first or family name should attach every name-change certificate (Tor.Chor.3) or surname-change certificate (Tor.Chor.5), so the check covers former names and the recipient can link them to the same person.

Anyone who has changed their first or family name should attach every name-change certificate (Tor.Chor.3) or surname-change certificate (Tor.Chor.5), so the check covers former names and the recipient can link them to the same person.
This page is for applicants whose current name differs from older documents. Procedures follow announcements of the Criminal Records Division, Royal Thai Police, which may change; check the latest notice before filing.
Every first-name, middle-name or surname change certificate, plus marriage or divorce records if a surname changed by marriage.
It is usually issued in the current name; if the recipient also needs former names, tell the officer when filing.
Foreign name changes need translated, legalised documents, and Thai civil registration should be updated first.
The English name should match the passport; mismatches may be rejected abroad.
Because checks use fingerprints, records under former names still link to the same person.
Order the change documents chronologically to help officers check faster.




Full coverage
Documents accepted nationwide
Ask our team; confirmed in writing before work starts
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Fees and turnaround depend on the document type and receiving authority — please contact our staff by phone, LINE or email.