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Conrad (25 April 1228 – 21 May 1254), a member of the Hohenstaufen dynasty, was the only son of Emperor Frederick II from his second marriage with Queen Isabella II of Jerusalem. He inherited the title of King of Jerusalem (as Conrad II) upon the death of his mother in childbed.
- May 1237 – 21 May 1254
- Isabella II of Jerusalem
Apr 21, 2024 · Conrad IV was the German king from 1237 and king of Sicily from 1251. The son of Emperor Frederick II and his second wife, Isabella (Yolande) de Brienne, Conrad was heir to the Kingdom of Jerusalem through his mother; he was also invested by his father as duke of Swabia in 1235.
- The Editors of Encyclopaedia Britannica
Conrad III (German: Konrad; Italian: Corrado; 1093 or 1094 – 15 February 1152) of the Hohenstaufen dynasty was from 1116 to 1120 Duke of Franconia, from 1127 to 1135 anti-king of his predecessor Lothair III, and from 1138 until his death in 1152 King of the Romans in the Holy Roman Empire.
- 7 March 1138 – 15 February 1152
- Frederick I, Duke of Swabia
Conrad IV (25 April 1228 – 21 May 1254) was king of Jerusalem (as Conrad II) (1228–1254), of Germany (1237–1254), and of Sicily (as Conrad I) (1250–1254). He was a son of the Hohenstaufen Emperor Frederick II and the queen regnant of Jerusalem, Yolanda.
- Andria, Puglia
- N.N.
- Puglia
- April 25, 1228
May 18, 2018 · Conrad IV [1], 1228–54, German king (1237–54), king of Sicily and of Jerusalem (1250–54), son of Holy Roman Emperor Frederick II [2]. He was elected (1237) king of the Romans at his father's instigation after Frederick had deposed Conrad's older brother Henry in Germany.
Conrad’s infant son Conradin, heir to Naples and Sicily, remained in Germany under the guardianship of his Bavarian mother. His uncle Manfred seized the reins of government in both Italian kingdoms and in 1258 formally supplanted Conradin by engineering his own coronation in Palermo .
Conrad (25 April 1228 – 21 May 1254), a member of the Hohenstaufen dynasty, was the only son of Emperor Frederick II from his second marriage with Queen Isabella II of Jerusalem. He inherited the title of King of Jerusalem (as Conrad II) upon the death of his mother in childbed.