Peter I (c. 1048 – 9 August 1078) was

count of Savoy The titles of the count of Savoy, and then duke of Savoy, are titles of nobility attached to the historical territory of Savoy. Since its creation, in the 11th century, the House of Savoy held the county. Several of these rulers ruled as kings at ...

and margrave of Turin jointly with his brother

Amadeus II of Savoy Amadeus II ( – 26 January 1080) was the count of Savoy from 1078 to 1080. His life is obscure and few documents mention him. During his rule, he was overshadowed by his mother, but he had good relations with the papacy and, for a time, the Holy ...

from c. 1060 to 1078. He ruled only nominally, as true power was in the hands of his mother,

Adelaide of Susa Adelaide of Susa (also ''Adelheid'', ''Adelais'', or ''Adeline''; – 19 December 1091) was the countess of part of the March of Ivrea and the Marchioness of Turin in Northwestern Italy from 1034 to her death. She was the last of the Arduin ...

. Peter presided over court hearings alongside Adelaide and also issued several donation charters with her and his brothers Amadeus II of Savoy and Otto. Shortly before his death, Peter united with Bishop Cunibert of Turin in an attempt to drive Abbot Benedict II from his abbey of San Michele della Chiusa. Peter married Agnes of Aquitaine, c.1065. They had two daughters: *Agnes (d.after 1110), who married Frederick of Montbéliard in 1080. After marrying Agnes, Frederick became Margrave of Turin (r.1080-1091).Previté-Orton, ''Early History'', p. 244; Hellmann, ''Grafen'', pp. 25f. * Alice (d.ca 1111), who may have married Margrave Boniface of Vasto and Saluzzo in 1099

References

* C.W. Previté-Orton, ''The Early History of the House of Savoy (1000–1233)'' (Cambridge, 1912), accessible online at:
archive.org
*S. Hellmann, ''Die Grafen von Savoyen und das Reich: bis zum Ende der staufischen Periode'' (Innsbruck, 1900), accessible online (but without page numbers) at

*A.M. Patrone, 'Agnes di Poitiers,' in
Dizionario Biografico degli Italiani
– Volume 1 (1960)

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External links

1040s births Year of birth uncertain 1078 deaths 11th-century counts of Savoy {{Italy-hist-stub