Where did this money come from?
Guinean franc
A history told through its predecessors and the currencies that followed.
8 ancestors0 descendantsEstablished connections in this atlas
Follow a name to its history. Select a dated connection for its evidence.
DocumentedQualified
The incoming line
All 8 ancestors shown. Predecessors lead down to the selected currency. Later contributions join an existing currency; they do not establish its origin.
PredecessorAD 274–AD 375
Roman as–denarius–sestertius accountingQualified · Intervening stages openPredecessorAD 400–AD 700
Roman solidus–nomisma accountingQualified · Intervening stages openPredecessorAD 794–1204
Frankish denier–livre reckoningQualified · Evidence periodPredecessor1795–1799
Livre tournoisDocumentedPredecessor1945
French francDocumentedPredecessor1960
CFA francDocumentedPredecessor1972
Guinean franc, first unitDocumentedPredecessor1986
Guinean syliDocumentedThis currencyGNF
Guinean francDates, conversion terms and evidence 8 connections
Livre tournois French franc
1795–1799Documented1.0125 Livre tournois = 1 French francThe tariff equates 1.0125 livres tournois with 1 franc. Preferred reported date: 25 germinal IV / 14 April 1796 (S16). S17 says 24 germinal. Day remains withheld pending the original act.
Read the evidence and qualifications ↗CFA franc Guinean franc, first unit
Read the evidence and qualifications ↗Guinean syli Guinean franc
1986Documented1 Guinean syli = 1 GNFGuinea restores the franc. Use changeover date rather than 1985 note-series dating.
Read the evidence and qualifications ↗Frankish denier–livre reckoning Livre tournois
Evidence period: AD 794–1204QualifiedA span of evidence, not an exact foundation date.
Read the evidence and qualifications ↗French franc CFA franc
Read the evidence and qualifications ↗Guinean franc, first unit Guinean syli
Read the evidence and qualifications ↗Roman solidus–nomisma accounting Frankish denier–livre reckoning
Evidence period: AD 400–AD 700QualifiedEarlier ancestry; intervening stages remain openA span of evidence, not an exact foundation date.
Read the evidence and qualifications ↗Roman as–denarius–sestertius accounting Roman solidus–nomisma accounting
Evidence period: AD 274–AD 375QualifiedEarlier ancestry; intervening stages remain openA span of evidence, not an exact foundation date.
Read the evidence and qualifications ↗No successor is established here. This does not imply extinction.