Pepin I of Vermandois

Pepin French: Pépin
Born	c.  817
Died	c.  850
Issue	Bernard Pepin Herbert I, Count of Vermandois Cunigunda?
Father	Bernard of Italy
Mother	Cunigunda of Laon

Pepin (French: Pépin; 817 – after 850) was the first count of Vermandois, lord of Senlis, Péronne, and Saint Quentin. He was the son of King Bernard of Italy (a grandson of Charlemagne) and his Queen, Cunigunda of Laon.

Pepin first appears in 834 as a count to the north of the Seine during the reign of his granduncle Louis the Pious, the son and successor to his great-grandfather Charlemagne, aged 17, and then appears again in 840, aged 23. In that year, he supported his 45 year old uncle Lothair I against his aged great uncle, the 62 year old Louis the Pious.

Pepin's wife is unknown; she has been spuriously called "Rothaide de Bobbio". His heir inherited much Nibelungid territory and so historian Karl Ferdinand Werner hypothesized a marriage to a daughter of Theodoric Nibelung. Their children were:

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