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 . Notable ancestors include Charlemagne (747-814). Ancestors are from Germany, France, Belgium, Italy.


Offspring of William I of Sicily and Margaret of Navarre (c1128-1183)
Name Birth Death Joined with
Roger of Sicily (1152-1161)
Robert of Sicily (1153-1158)
William II of Sicily (1155-1189) 1155 11 November 1189 Palermo, Italy Joan of England (1165-1199)

Henry of Sicily (1158-1172)

Common ancestors of William of Sicily (1131-1166) and Margaret of Navarre (c1128-1183)

  1. Muniadona Mayor de Castilla (995-1032)
  2. Sancho III of Navarre (?-1035)

Footnotes (including sources)

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