Tancred De Hauteville
Tancred was born about 0990 in Constances, Normandy, France.  He died in 1051.

 Frasenda of Normandy
Frasenda of was born about 1020 in Normandy, France.

 Guillaume Guiscard
Guillaume was born about 1020.

 Fredisendis Guiscard
Fredisendis was born about 1025.

 Roger I Guiscard
Roger I was born about 1025 in Normandy, France.  He died on June 22nd, 1101 in Mileto, Calabria, Italy.

 Robert de Hauteville
Robert was born about 1045 in Hauteville, France.  He died in 1085.

 William 'Iron Arm" de Hauterville

 Drogo de Hauteville

 Humphrey de Hauteville