List of Famous people with last name Brienne

Walter III of Brienne was a nobleman from northern France. Becoming Count of Brienne in 1191, Walter married the Sicilian princess Elvira and took an army to southern Italy to claim her inheritance. He became Prince of Taranto in her right in 1201 but died fighting before he could establish himself as King of Sicily.

Louis of Brienne, also known as Louis of Acre, was viscount of Beaumont-sur-Sarthe in Maine, France.

Alphonso of Brienne or Alphonse I de Brienne, called Alphonse d'Acre was the son of John of Brienne and Berengaria of León, born in Acre. He was the Grand Butler of France in 1258.

John of Brienne, also known as John I, was King of Jerusalem from 1210 to 1225 and Latin Emperor of Constantinople from 1229 to 1237. He was the youngest son of Erard II of Brienne, a wealthy nobleman in Champagne. John, originally destined for an ecclesiastical career, became a knight and owned small estates in Champagne around 1200. After the death of his brother, Walter III, he ruled the County of Brienne on behalf of his minor nephew Walter IV.

Walter IV the Great of Brienne (French: Gauthier IV le Grand de Brienne was Count of Brienne from 1205 to 1246. He was the son of Walter III of Brienne and Elvira of Sicily. Around the time of his birth, his father lost his bid for the Sicilian throne and died in prison. His inheritance of the Principality of Taranto and the County of Lecce was confiscated.

Sir John of Brienne, was a French nobleman who served as Grand Butler of France in 1258.

Mary of Lusignan, was the wife of Count Walter IV of Brienne and Countess of Brienne from the time of her marriage in 1233 to her husband's death while on Crusade in 1244. Mary's parents were King Hugh I of Cyprus and Alice of Champagne, making her a maternal granddaughter of Queen Isabella I of Jerusalem. Her two surviving sons were John, Count of Brienne, and Hugh of Brienne.

Marie of Brienne was Latin Empress as the wife of Baldwin II of Courtenay. She served as regent during the absence of Baldwin II twice: in 1237–1239, and in 1243–1257.

Hugh, Count of Brienne and Lecce was the second surviving son of Count Walter IV of Brienne and Marie de Lusignan of Cyprus.