William I the Bad, the Wicked of Sicily, King of Sicily, Prince of Taranto, Duke of Apulia and Calabria, was born 1131 to Roger II of Sicily (1095-1154) and Elvira of León (c1100-1135) and died 7 May 1166 of unspecified causes. He married Margaret of Navarre (c1128-1183) 1150 JL . Charlemagne (747-814)/s.
|Offspring of William I of Sicily and Margaret of Navarre (c1128-1183)|
|Roger of Sicily (1152-1161)||1152||1161|
|Robert of Sicily (1153-1158)||1153||1158|
|William II of Sicily (1155-1189)||1155||11 November 1189 Palermo, Metropolitan City of Palermo, Sicily, Italy||Joan of England (1165-1199)|
|Henry of Sicily (1158-1172)||1158||1172 Palermo, Metropolitan City of Palermo, Sicily, Italy|