Eustace IV, Count of Boulogne
Heir apparent of King Stephen of England (died 1153)
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- Momentum0.0
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Lived 1130–1153, aged 23
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Summary
Updated 2026-06-20
Eustace IV ruled the County of Boulogne from 1146 until his death. He was the eldest son of King Stephen of England and Countess Matilda I of Boulogne. When his father seized the English throne on Henry I's death in 1135, he became heir apparent to the English throne but predeceased his father.
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Falling51.0
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Historical20.2
Source confidence60.0
Completeness40.0
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- 尤斯塔斯四世 (布洛涅)Low confidencewikipedia · zh.wikipedia.org
- يوستاس الرابع، كونت بولونيLow confidencewikipedia · ar.wikipedia.org
- Eustahije IVLow confidencewikipedia · bs.wikipedia.org