Vietnamese genealogy guide

Vietnamese Genealogy: Family Trees, Gia Phả and Source Checking

Vietnamese genealogy combines a written gia phả, generation order, family branches, ancestor remembrance and oral memory. Good research respects tradition while separating verified and uncertain claims.

Prepared by the Cao Family Genealogy Administration · Updated July 18, 2026

Gia phả and family tree

The visual tree maps parents, children and branches. A gia phả can add lineage history, naming practices, memorial dates, places and notes about ancestors.

Digital systems work best when charts remain connected to context and sources.

Dates and names

Dates may use lunar or solar calendars, while people may have birth names and familiar names. Preserve original wording and add normalized forms separately.

Do not invent a precise date when a source only gives an approximate year.

Privacy and verification

Do not expose sensitive identifiers, full birth dates, addresses or private documents of living people without a legitimate reason and consent.

Family archives are cultural references, not replacements for civil records.

Frequently asked questions

What is a gia phả?

A Vietnamese genealogy record covering relationships, history, branches and places.

Is an online tree a legal record?

No; it is a family and cultural reference.