Genealogy
Tancred and his first wife Muriel (or Muriella) had the following issue:
- William Iron Arm, count of Apulia (1042–1046)
- Drogo, count of Apulia (1046–1051)
- Humphrey, count of Apulia (1051–1057)
- Abelard (d.1081)
- Herman, count of Cannae (1081–1097)
- Geoffrey, count of the Capitanate (d.1071)
- Robert I, count of Loritello (1061–1107)
- Robert II, count of Loritello (1107–1137)
- William, count of Loritello (1137, d.?)
- Robert II, count of Loritello (1107–1137)
- Robert I, count of Loritello (1061–1107)
- Sarlo (or Serlo) I, heir to estates in Normandy
- Sarlo II (d.1072) married the daughter of Roger de Moulins Count of Boiano.
- Sarlo III descending from which the Marquis Sarlo of Calabria
- Sarlo II (d.1072) married the daughter of Roger de Moulins Count of Boiano.
Tancred and his second wife Fressenda (or Fedesenda) had the following issue:
- Robert Guiscard, count (1057–1059) and duke of Apulia (1059–1085)
- Bohemond I, prince of Taranto (1088–1111) and Antioch (1098–1111)
- Bohemond II, prince of Taranto (1111–1128) and Antioch (1111–1131)
- Constance, Princess of Antioch (1131–1163)
- Bohemond II, prince of Taranto (1111–1128) and Antioch (1111–1131)
- Roger Borsa, duke of Apulia (1085–1111)
- William II, duke of Apulia (1111–1127)
- Guy, duke of Amalfi and Sorrento (d.1107)
- Robert Scalio (d.1110)
- Emma of Apulia
- Tancred, Prince of Galilee (1072–1112)
- William
- Bohemond I, prince of Taranto (1088–1111) and Antioch (1098–1111)
- Mauger, count of the Capitanate (1056–1059)
- William, count of the Principate (1056–1080)
- Richard of Salerno, regent of the County of Edessa (1104–1108, d.1114)
- Roger of Salerno, regent of the Principality of Antioch (1112–1119)
- Richard of Salerno, regent of the County of Edessa (1104–1108, d.1114)
- Aubrey (also Alberic, Alberad, Alvered, Alvred, or Alfred), stayed in Normandy
- Hubert (also Humbert), stayed in Normandy
- Tancred, stayed in Normandy
- Roger Bosso, count of Sicily (1071–1101)
- Jordan, count of Syracuse (1091–1092)
- Geoffrey, count of Ragusa
- Mauger, count of Troina
- Simon, count of Sicily (1101–1105)
- Roger II, count (1105–1130) and king of Sicily (1130–1154)
- Roger, duke of Apulia (1134–1148)
- Tancred, count of Lecce and king of Sicily (1189–1194)
- Roger III, king of Sicily (1193–1194)
- William III, king of Sicily (1194)
- Tancred, count of Lecce and king of Sicily (1189–1194)
- Tancred, prince of Bari (1132–1138)
- Alfonso, prince of Capua (1135–1144)
- William I the Bad, king of Sicily (1154–1166)
- Roger, duke of Apulia (1154–1161)
- Robert
- William II the Good, king of Sicily (1166–1189)
- Bohemond, duke of Apulia (1181)
- Henry, prince of Capua (1166–1172)
- Henry
- Simon, prince of Taranto (1128–1154)
- Constance, queen of Sicily (1194–1198)
- Frederick I of Sicily king of Sicily (1198–1250)
- Roger, duke of Apulia (1134–1148)
Relatives of unknown relationship include:
- Tancred, count of Syracuse (fl. 1104)
- Simon, count of Syracuse (fl. 1162), possibly a son of Roger II or nephew of Roger I.
Read more about this topic: Hauteville Family