# Eustace IV, Count of Boulogne

> 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.

*Heir apparent of King Stephen of England (died 1153)*

**Canonical URL:** https://fame.am/person/eustace-iv-count-of-boulogne

## Identity
- **Born:** 1130
- **Died:** 1153-08-17
- **Status:** deceased
- **Gender:** male

## Fame
- **Popularity score:** 51.0 / 100
- **Momentum:** 0.0 / 100  (trend: FALLING)
- **Historical depth:** 20.2 / 100
- **Attention shift:** 0.0 / 100
- **Source confidence:** 60.0 / 100
- **Profile completeness:** 40.0 / 100

## Sources
- [尤斯塔斯四世 (布洛涅)](https://zh.wikipedia.org/wiki/%E5%B0%A4%E6%96%AF%E5%A1%94%E6%96%AF%E5%9B%9B%E4%B8%96_(%E5%B8%83%E6%B4%9B%E6%B6%85))
- [يوستاس الرابع، كونت بولوني](https://ar.wikipedia.org/wiki/%D9%8A%D9%88%D8%B3%D8%AA%D8%A7%D8%B3_%D8%A7%D9%84%D8%B1%D8%A7%D8%A8%D8%B9%D8%8C_%D9%83%D9%88%D9%86%D8%AA_%D8%A8%D9%88%D9%84%D9%88%D9%86%D9%8A)
- [Eustahije IV](https://bs.wikipedia.org/wiki/Eustahije_IV)
- [Eustaqui IV de Boulogne](https://ca.wikipedia.org/wiki/Eustaqui_IV_de_Boulogne)
- [Eustach IV. z Boulogne](https://cs.wikipedia.org/wiki/Eustach_IV._z_Boulogne)
- [Eustach IV. (Boulogne)](https://de.wikipedia.org/wiki/Eustach_IV._(Boulogne))
- [Ευστάθιος Δ΄ της Βουλώνης](https://el.wikipedia.org/wiki/%CE%95%CF%85%CF%83%CF%84%CE%AC%CE%B8%CE%B9%CE%BF%CF%82_%CE%94%CE%84_%CF%84%CE%B7%CF%82_%CE%92%CE%BF%CF%85%CE%BB%CF%8E%CE%BD%CE%B7%CF%82)
- [Eustace IV of Boulogne](https://en.wikipedia.org/wiki/Eustace_IV_of_Boulogne)
- [Eŭstako la 4-a (Bulonjo)](https://eo.wikipedia.org/wiki/E%C5%ADstako_la_4-a_(Bulonjo))
- [Eustaquio IV de Boulogne](https://es.wikipedia.org/wiki/Eustaquio_IV_de_Boulogne)
- [Eustache IV de Boulogne](https://fr.wikipedia.org/wiki/Eustache_IV_de_Boulogne)
- [Eustahije IV.](https://hr.wikipedia.org/wiki/Eustahije_IV.)
- [Eustache IV dari Boulogne](https://id.wikipedia.org/wiki/Eustache_IV_dari_Boulogne)
- [Eustachio IV di Boulogne](https://it.wikipedia.org/wiki/Eustachio_IV_di_Boulogne)
- [ウスタシュ4世 (ブローニュ伯)](https://ja.wikipedia.org/wiki/%E3%82%A6%E3%82%B9%E3%82%BF%E3%82%B7%E3%83%A54%E4%B8%96_(%E3%83%96%E3%83%AD%E3%83%BC%E3%83%8B%E3%83%A5%E4%BC%AF))
- [Евстахиј IV](https://mk.wikipedia.org/wiki/%D0%95%D0%B2%D1%81%D1%82%D0%B0%D1%85%D0%B8%D1%98_IV)
- [Eustaas IV van Boulogne](https://nl.wikipedia.org/wiki/Eustaas_IV_van_Boulogne)
- [Eustace IV av Boulogne](https://no.wikipedia.org/wiki/Eustace_IV_av_Boulogne)
- [Eustachy IV z Boulogne](https://pl.wikipedia.org/wiki/Eustachy_IV_z_Boulogne)
- [Eustácio IV, Conde de Bolonha](https://pt.wikipedia.org/wiki/Eust%C3%A1cio_IV%2C_Conde_de_Bolonha)
- [Eustațiu al IV-lea de Boulogne](https://ro.wikipedia.org/wiki/Eusta%C8%9Biu_al_IV-lea_de_Boulogne)
- [Евстахий IV](https://ru.wikipedia.org/wiki/%D0%95%D0%B2%D1%81%D1%82%D0%B0%D1%85%D0%B8%D0%B9_IV)
- [Eustache IV od Boulognea](https://sh.wikipedia.org/wiki/Eustache_IV_od_Boulognea)
- [Eustace IV, Count of Boulogne](https://simple.wikipedia.org/wiki/Eustace_IV%2C_Count_of_Boulogne)
- [Eustace IV av Boulogne](https://sv.wikipedia.org/wiki/Eustace_IV_av_Boulogne)
- [Wikidata](https://www.wikidata.org/wiki/Q447522)

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