House of Op den Graeff (Krefeld)

Cadet branch of the House of Op den Graeff

• Coat of Arms
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  House of Op den Graeff
  Burghers of the Duchy of Cleves and the City of Krefeld

• Cadet Branches
• 

  House of Updegraff
  Landowners and Burghers of the Province of Pennsylvania
  Issued from Abraham Isaacs den Graeff

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  House of Updegrove
  Burghers of the Province of Pennsylvania
  Issued from John William op den Graeff