Poppo I was a Frankish

Franks

The Franks were a confederation of Germanic tribes first attested in the third century AD as living north and east of the Lower Rhine River. From the third to fifth centuries some Franks raided Roman territory while other Franks joined the Roman troops in Gaul. Only the Salian Franks formed a...

 count in the Grapfeld (Grabfeld

Grabfeld

The Grabfeld is a region in Germany, on the border between Bavaria and Thuringia. It is situated southeast of the Rhön Mountains. Its highest elevation is 679 m . The Grabfeld gave its name to the Bavarian district Rhön-Grabfeld and the Thuringian municipality Grabfeld....

) from 819–839. Probably a descendant of the Robertian count Cancor

Cancor

Cancor was a Frankish count, possibly of Hesbaye.In 764 he founded Lorsch Abbey together with his widowed mother Williswinda as a proprietary church and monastery on their estate, Laurissa. They entrusted its government to Cancor's nephew Chrodegang, Archbishop of Metz, son of Cancor's sister...

, he became the ancestor of the Frankish House of Babenberg (Popponids).

Poppo was a "leading man of the Franks" in 838–839, when he and several other noblemen, including Gebhard, Count of the Lahngau

Gebhard, Count of the Lahngau

Gebhard was a mid-9th-century count in the Lahngau and the first documented ancestor of the dynasty later known as the Conradines. He was a "leading man of the [East] Franks" and a brother-in-law of Ernest, margrave of the Bavarian Nordgau...

, Count Adalbert of Metz and Archbishop Odgar of Mainz opposed Louis the German

Louis the German

Louis the German , also known as Louis II or Louis the Bavarian, was a grandson of Charlemagne and the third son of the succeeding Frankish Emperor Louis the Pious and his first wife, Ermengarde of Hesbaye.He received the appellation 'Germanicus' shortly after his death in recognition of the fact...

's revolt against Emperor Louis the Pious

Louis the Pious

Louis the Pious , also called the Fair, and the Debonaire, was the King of Aquitaine from 781. He was also King of the Franks and co-Emperor with his father, Charlemagne, from 813...

.

Poppo was probably the father (or grandfather) of Henry of Franconia

Henry of Franconia

Henry , a son of Count Poppo of Grapfeld, one of the first Babenbergs, was the most important East Frankish general during the reign of Charles the Fat. He was variously titled Count or Margrave of Saxony and Duke of Franconia....

, Duke Poppo (II) of Thuringia

Poppo, Duke of Thuringia

Poppo II or Boppo II was the Duke of Thuringia from 880 until his deposition in 892. His title was dux Sorabici or dux Thuringorum, sometimes marchio . Before that his title was comes ....

 and Egino

Egino, Duke of Thuringia

Egino was a count in East Franconia and Duke of Thuringia in the late 9th century. He was a Babenberg, the younger brother of Henry of Franconia and Poppo of Thuringia. All three may have been the sons or grandsons of Poppo of Grapfeld....

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Source

• The Annals of Fulda. (Manchester Medieval series, Ninth-Century Histories, Volume II.) Reuter, Timothy (trans.) Manchester: Manchester University Press, 1992.