William I
William I of Sancerre was the second Count of Sancerre, Lord of Saint-Brisson and La Ferté-Loupière from 1191 until his death. He was the eldest son of Stephen I, Count of Sancerre. In 1217 he accompanied his brother-in-law, Peter II of Courtenay, who had just been elected Latin Emperor, on his journey to Constantinople. Both were captured and imprisoned by the ruler of Epirus, Theodore Komnenos Doukas, and died in prison. He was succeeded by his son, Louis I.
From *.wikipedia.org,
General Info
.
Male
Date of Birth
January 1st, 1200
Age
826
Date of Death
January 1st, 1217
Died Aged
17
Star Sign
Capricorn
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Stephen I of Sancerre
Father
Eustachie de Courtenay
Wife
Stephen II de Sancerre
Brother
Louis I de Sancerre
Son
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