What was the man that preceded Frederick IV of Hohenstaufen also known as in another language?
Frederick IV, Duke of Swabia Frederick IV of Hohenstaufen (1145–1167) was duke of Swabia, succeeding his cousin, Frederick Barbarossa, Holy Roman Emperor, in 1152.
Henry VI, Holy Roman Emperor Henry VI (Heinrich VI) (November 1165 – 28 September 1197), a member of the Hohenstaufen dynasty, was King of Germany (King of the Romans) from 1190 and Holy Roman Emperor from 1191 until his death. From 1194 he was also King of Sicily.