House of Blackwood

• Coat of Arms
• 

  House of Blackwood
  Lords of Pitreavie Castle
  Lords and Baronets of Killyleigh

• 

  House of Blackwood
  Lords of Bangor and Clandeboye
  Baronets of Killyleigh
  Barons Dufferin and Claneboye

• 

  House of Hamilton-Temple-Blackwood
  Lords of Bangor and Clandeboye
  Baronets of Killyleigh
  Barons Dufferin and Claneboye
  Barons and Viscounts Clandeboye
  Earls and Marquesses of Dufferin and Ava
  Assumed additional name of House of Hamilton in 1862 and of House of Temple in 1872 from maternal ancestors

• Cadet Branches
• 

  House of Blackwood
  Baronets of the Navy and Killyleigh
  Barons Dufferin and Claneboye
  Issued from Henry, younger son of John Blackwood, 2nd Baronet of Killyleigh
  Francis Blackwood, 7th Baronet succeeded as 10th Baron Dufferin and Claneboye in 1988