William "Iron-Arm" de Hauteville
William "Iron-Arm"'s father was
Tancred of Hauteville and his mother was
Muriel. He had four brothers named
Onfroi,
Drogo,
Godfrey and
Serlo. He had eight half-brothers and a half-sister, named
Roger I,
Robert I Guiscard,
Aubrey or Alberic,
Humbert (Hubert),
Roger,
Tancred,
William,
Mauger and
Fressenda. He died in 1046.