House of Plessis

• Coat of Arms
• 

  House of Plessis
  Lords of La Chaise and Périgny
  Ancient arms

• 

  House of Plessis
  Lords of La Chaise, Périgny, La Perrine, Ouschamps and Savonnières

• Cadet Branches
• 

  House of Plessis-La Perrine
  Lords of La Perrine and Ouschamps
  Issued from Charles du Plessis, 3rd son of Jean du Plessis, Lord of Périgny and La Perrine

• 

  House of Plessis-Périgny
  Lords of Périgny, Bertault and Sarcelles
  Issued from Pierre du Plessis, 5th son of Jean du Plessis, Lord of Périgny and La Perrine

• 

  House of Plessis-Liancourt
  Lords of Liancourt
  Counts of Beaumont-sur-Oise
  Marquises of Guercheville
  Issued from Guillaume, 7th son of Jean du Plessis, Lord of Périgny and La Perrine

• 

  House of Plessis-Savonnières
  Lords of Savonnières and La Buzelière
  Issued from Luculus, 2nd son of Jean du Plessis, Lord of La Perrine and Ouschamps
  Cadets of La Perrine branch

• 

  House of Plessis-Asnières
  Lords of Asnières, La Grange-Rouge and Bézieux
  Issued from Jean, 3rd son of Pierre du Plessis, Lord of Périgny
  Cadets of Périgny branch

• Personal Arms
• 

  Roger du Plessis
  Lord of Lianoucrt
  Count of Beaumont and Duretal
  Marquis of Guercheville
  Duke of Rocheguyon