Yves IV de Beaumont-sur-Oise

• 
• Born circa 1015 in Beaumont-sur-Oise
• Deceased circa 1059, at the approximate age of 43 years

Parents

• Yves III de Beaumont-sur-Oise (c. 995 - 1036), comte de Beaumont-sur-Oise
• Adelise de Ponthieu (c. 995 - )

Family

• Married with Emma de Rennes, Emma de Bretagne (c. 1005 - c. 1058), issuing
  • Yves V (c. 1040 - c. 1084)
  • Eudes (1045 - aft. 1088)