793 · Carolingian France · French Franc

Isabelle Dupont

She was born to ransom a king — and she never stopped being expensive.

Isabelle Dupont

Museum objects

0 shown · 5 cited but not shown. An image only appears here if it is openly licensed and confirmed to depict the object we claim. Otherwise we cite it and link you to the museum — we would rather show you nothing than show you the wrong thing.

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2022 acquisition
Centre Charlemagne
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Fastrada Coin of Charlemagne

Centre Charlemagne · 2022 acquisition · 793-794 AD
A silver denier bearing the name of Fastrada, Charlemagne's third wife, acquired by the Centre Charlemagne in 2022.
A coin minted for a queen who died within the year — dated so precisely by her death that we know almost the exact week Isabelle's story begins.
open licenceArchaeology Wiki — CC BY-SA (MediaWiki-based view at museum ↗
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Temple type denier
Centre Charlemagne
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Charlemagne Portrait Denarius (Temple Type)

Centre Charlemagne · Temple type denier · c. 813-814 AD
An extremely rare silver coin showing Charlemagne in classical portrait style, only about 50 known to survive.
Charlemagne wanted to look like a Roman emperor on his own money — proof that even the most powerful man in Europe still needed a Roman stamp of legitimacy.
licence unruledCentre Charlemagne Aachen — city museum. Con view at museum ↗
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catalogue ark:/12148/cb386395898
Bibliothèque nationale de France
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Carolingian Denier (Mainz Mint)

Bibliothèque nationale de France · catalogue ark:/12148/cb386395898 · 812-814 AD
A unique surviving silver denier from the Mainz mint, part of the Bibliothèque nationale de France's medieval coin collection.
One of a kind — literally the only one known to survive from its mint and date, a single silver witness to an entire monetary system.
open licenceBibliothèque nationale de France — Gallica o view at museum ↗
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2008 archaeological find
Referenced via academic literature
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Aachen Penny of Charlemagne

Referenced via academic literature · 2008 archaeological find · c. 800-814 AD
A Carolingian penny found through archaeological excavation in 2008, part of the standardized reform coinage.
Dug out of the ground centuries later, still legible — Charlemagne's reform was built to last, and this coin is the proof.
licence unruledCreative Commons Attribution-ShareAlike 4.0 view at museum ↗
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Monogram type
Various — referenced via Encyclopedia Britannica
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KAROLUS Monogram Denier

Various — referenced via Encyclopedia Britannica · Monogram type · c. 793-814 AD
A silver denier bearing Charlemagne's monogram, struck across France, Germany, Northern Italy, and Northeast Spain.
The same stamped symbol, accepted from Barcelona to the Rhine — this is the coin that first made 'French money' mean something across borders.
rights not clearedEncyclopaedia Britannica copyright — all rig view at museum ↗

Primary sources

The documents themselves. We link and quote — that is citation, and it needs no licence.

Where this money travelled

Isabelle's franc began as Charlemagne's silver denier reform in Aachen and traveled through royal écus and gold louis d'or before becoming the modern French franc.

Aachen (Aix-la-Chapelle)50.7753, 6.0839
Mainz Mint49.9929, 8.2473
Paris48.8566, 2.3522
Barcelona41.3851, 2.1734
Rome41.9028, 12.4964
Frankfurt (Modern Eurozone)50.1109, 8.6821

What we don't know

The page no competitor will build.

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