Yves III de Beaumont-sur-Oise

• 
• Born circa 995 in Beaumont-sur-Oise
• Deceased in 1036, at the approximate age of 40 years

Parents

• Yves II de Beaumont-sur-Oise (c. 975 - 1059), chevalier, comte de Beaumont-sur-Oise
• Gisèle de Chevreuse, Emma de Chevreuse (c. 978 - 1039)

Family

• Married with Adelise de Ponthieu (c. 995 - ), issuing
  • Yves IV (c. 1015 - c. 1059)