Alphonso of Brienne

Alphonso of Brienne or Alphonse I de Brienne, called Alphonse d'Acre (c. 1228 – August 25, 1270) was the son of John of Brienne and Berengaria of León,[1] born in Acre. He was the Grand Butler of France in 1258.

Coat of arms of Alphonso

By his marriage (bef. 1250) to Marie, Countess of Eu he became Count of Eu.[1] He was also Grand Chamberlain of France, and died in Tunis on the Eighth Crusade. He had at least two children by Marie:

• John I of Brienne, Count of Eu[1]
• Blanche (d. bef. 1338), Abbess of Maubuisson[2]

Ancestry

Ancestors of Alphonso of Brienne

16. Erard I of Brienne 8. Gautier II of Brienne 17. Alix of Roucy-Ramerupt 4. Erard II of Brienne 18. John I, Count of Soissons 9. Adele of Soissons 19. Aveline de Pierrefonds 2. John of Brienne 20. Richard II of Montfaucon 10. Amadeus II of Montfaucon 21. Sophie of Montbéliard 5. Agnes of Montfaucon 11. Beatrice of Grandson-Joinville 1. Alphonso of Brienne 24. Alfonso VII of León and Castile 12. Ferdinand II of León 25. Berenguela of Barcelona 6. Alfonso IX of León 26. Afonso I of Portugal 13. Urraca of Portugal 27. Maud of Savoy 3. Berengaria of León 28. Sancho III of Castile 14. Alfonso VIII of Castile 29. Blanche of Navarre 7. Berenguela of Castile 30. Henry II of England 15. Eleanor of England 31. Eleanor of Aquitaine

References

1. Pollock 2015, p. 145.
2. Perry 2018, p. xxiii.

Sources

• Perry, Guy (2018). The Briennes: The Rise and Fall of a Champenois Dynasty in the Age of the Crusades, c. 950-1356. Cambridge University Press.CS1 maint: ref=harv (link)
• Pollock, M. A. (2015). Scotland, England and France After the Loss of Normandy, 1204-1296. The Boydell Press.CS1 maint: ref=harv (link)

Preceded by Raoul II	Count of Eu with Marie 1250–1270	Succeeded by John I