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South Vietnamese đồng: research record

Evidence coverage: 1954–1978. This is the span of collected observations, not the currency’s lifetime.

This record includes associated currencies and earlier interpretations. The article selects the evidence relevant to its own history.

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Currency continuity

South Vietnamese đồng

CUR-V22-SOUTH-VIETNAM-DONG · Research draft

A documented account-unit or currency-system transition supports this predecessor identity; not admitted from a specimen or inherited label alone.

One scoped currency identity. Changes to subdivisions, scale, standard, instruments or issuers do not by themselves create children. A distinct account unit can remain a successor.
Dated observations: 1954–1978; this does not establish the entire lifetime.

Parents / predecessors

Indochinese piastreterritorial currency separation · 1954–1955
↗

Children / successors

Vietnamese đồngabsorbed into existing currency · 1978 · later absorption or contribution
↗

Siblings

Latest research

Historical account research

Southern monetary reckoning was rescaled500old piastres/dong to1new southern dong in September1975. The north and south retained separate currencies after political unification; no1975national merger is inferred.

Sources and qualifications →
Modern account-unit review

Decision87-CP converted southern deposits, capital accounts, wages, pensions and prices into nationwide dong at0.80southern dong to1newdong, while northern dong converted1:1. Article8 removes note-only uncertainty. Under no-new-node-for-issuer/scale policy, northern account continuity stays with existingVND; southern account is absorbed. Earlier South Vietnamese phases still require their own evidence.

Sources and qualifications →

Account-unit observations

Dated evidence, not exact birth or extinction dates.

1975supported

Southern monetary reckoning was rescaled500old piastres/dong to1new southern dong in September1975. The north and south retained separate currencies after political unification; no1975national merger is inferred.

C1525
Evidence & research notes 4 claims

Dated observations, not a proven complete lifespan.

Supported C1152

South Vietnamese đồng → unified đồng, 1978.

Deutsche Bundesbank · Metadata on the Exchange Rate Statistics, 24 September 2025 Citation S98 · Open source ↗

VND entry, currency history; Bundesbank PDF, 24 September 2025 edition.

Source access and limitations

Historical reference, not a 2026 legal-status audit.

Only selected country milestones used.

Supported C1525

Southern monetary reckoning was rescaled500old piastres/dong to1new southern dong in September1975. The north and south retained separate currencies after political unification; no1975national merger is inferred.

World Bank · Viet Nam economic report (1977) Citation S865 · Open source ↗

p45 §§4.19–4.20

Source access and limitations

Not a complete origin, lifespan or current-status audit.

Supported C1616

Decision87-CP converted southern deposits, capital accounts, wages, pensions and prices into nationwide dong at0.80southern dong to1newdong, while northern dong converted1:1.

Council of Government, Vietnam · Decision 87-CP, 25 April 1978 Citation S738 · Open source ↗

Articles2 and8

Source access and limitations

Not a complete origin, lifespan or current-status audit.

Full statutory transcription articles 1–12 inspected.

Third-party transcription of original law; not a gazette facsimile.

Supported C1697

The shared Indochinese piastre account system separated into the South Vietnamese piastre/dong: its founding central-bank participant describes division of the common balance sheet and debts, continuity of existing financial commitments, and replacement of colonial piastres by dong.

Vũ Quốc Thúc · The Birth of Central Banking,1955–1956, in The Republic of Vietnam 1955–1975 (2019) Citation S864

Chapter2 pp26–29,33

Source access and limitations

Not a complete origin, lifespan or current-status audit.

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