William I [Count of] Holland - Pedigree | FamilyCentral
Family Group
  - 19 Jun 1152
  - 1178
  - 18 May 1138
 1081 - 24 Feb 1131
 1045 - 31 May 1076
 1054 -
  - 30 Jun 1088
 1057 - 18 Oct 1101/02
  Children